Home / 62,128.79-93,193.17-15,381.66

Finding the Fourth Proportional to 62,128.79, 93,193.17 and 15,381.66

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Solution

The fourth proportional to 62,128.79, 93,193.17 and 15,381.66 is: 23,072.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,128.79 : 93,193.17 = 15,381.66 : x
  2. Step 2: Convert to fraction form
    62,128.79/93,193.17 = 15,381.66/x
  3. Step 3: Cross multiply
    62,128.79x = 93,193.17 × 15,381.66
  4. Step 4: Simplify right side
    62,128.79x = 1,433,465,655.26
  5. Step 5: Solve for x
    x = 1,433,465,655.26/62,128.79
  6. Step 6: Final answer
    x = 23,072.49

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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.