Home / 38,713.74-53,428.02-22,801.29

Finding the Fourth Proportional to 38,713.74, 53,428.02 and 22,801.29

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Solution

The fourth proportional to 38,713.74, 53,428.02 and 22,801.29 is: 31,467.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,713.74 : 53,428.02 = 22,801.29 : x
  2. Step 2: Convert to fraction form
    38,713.74/53,428.02 = 22,801.29/x
  3. Step 3: Cross multiply
    38,713.74x = 53,428.02 × 22,801.29
  4. Step 4: Simplify right side
    38,713.74x = 1,218,227,778.15
  5. Step 5: Solve for x
    x = 1,218,227,778.15/38,713.74
  6. Step 6: Final answer
    x = 31,467.58

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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.