Home / 38,531.08-57,744.78-15,151.24

Finding the Fourth Proportional to 38,531.08, 57,744.78 and 15,151.24

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Solution

The fourth proportional to 38,531.08, 57,744.78 and 15,151.24 is: 22,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,531.08 : 57,744.78 = 15,151.24 : x
  2. Step 2: Convert to fraction form
    38,531.08/57,744.78 = 15,151.24/x
  3. Step 3: Cross multiply
    38,531.08x = 57,744.78 × 15,151.24
  4. Step 4: Simplify right side
    38,531.08x = 874,905,020.53
  5. Step 5: Solve for x
    x = 874,905,020.53/38,531.08
  6. Step 6: Final answer
    x = 22,706.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.