Home / 38,718.33-53,447.67-26,160.09

Finding the Fourth Proportional to 38,718.33, 53,447.67 and 26,160.09

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Solution

The fourth proportional to 38,718.33, 53,447.67 and 26,160.09 is: 36,111.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,718.33 : 53,447.67 = 26,160.09 : x
  2. Step 2: Convert to fraction form
    38,718.33/53,447.67 = 26,160.09/x
  3. Step 3: Cross multiply
    38,718.33x = 53,447.67 × 26,160.09
  4. Step 4: Simplify right side
    38,718.33x = 1,398,195,857.49
  5. Step 5: Solve for x
    x = 1,398,195,857.49/38,718.33
  6. Step 6: Final answer
    x = 36,111.99

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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.