Home / 38,244.80-52,777.48-21,249.08

Finding the Fourth Proportional to 38,244.80, 52,777.48 and 21,249.08

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Solution

The fourth proportional to 38,244.80, 52,777.48 and 21,249.08 is: 29,323.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,244.80 : 52,777.48 = 21,249.08 : x
  2. Step 2: Convert to fraction form
    38,244.80/52,777.48 = 21,249.08/x
  3. Step 3: Cross multiply
    38,244.80x = 52,777.48 × 21,249.08
  4. Step 4: Simplify right side
    38,244.80x = 1,121,472,894.72
  5. Step 5: Solve for x
    x = 1,121,472,894.72/38,244.80
  6. Step 6: Final answer
    x = 29,323.54

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Half scale
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Double scale
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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.