Home / 62,500.95-93,731.96-20,938.23

Finding the Fourth Proportional to 62,500.95, 93,731.96 and 20,938.23

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Solution

The fourth proportional to 62,500.95, 93,731.96 and 20,938.23 is: 31,400.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,500.95 : 93,731.96 = 20,938.23 : x
  2. Step 2: Convert to fraction form
    62,500.95/93,731.96 = 20,938.23/x
  3. Step 3: Cross multiply
    62,500.95x = 93,731.96 × 20,938.23
  4. Step 4: Simplify right side
    62,500.95x = 1,962,581,389.18
  5. Step 5: Solve for x
    x = 1,962,581,389.18/62,500.95
  6. Step 6: Final answer
    x = 31,400.82

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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.