Home / 38,613.15-53,292.20-27,998.91

Finding the Fourth Proportional to 38,613.15, 53,292.20 and 27,998.91

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Solution

The fourth proportional to 38,613.15, 53,292.20 and 27,998.91 is: 38,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,613.15 : 53,292.20 = 27,998.91 : x
  2. Step 2: Convert to fraction form
    38,613.15/53,292.20 = 27,998.91/x
  3. Step 3: Cross multiply
    38,613.15x = 53,292.20 × 27,998.91
  4. Step 4: Simplify right side
    38,613.15x = 1,492,123,371.51
  5. Step 5: Solve for x
    x = 1,492,123,371.51/38,613.15
  6. Step 6: Final answer
    x = 38,642.88

Related Problems

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Half scale
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Double scale
Find fourth proportional to 38,614.15, 53,293.58 and 27,999.91
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.