Home / 39,359.46-59,063.80-15,985.90

Finding the Fourth Proportional to 39,359.46, 59,063.80 and 15,985.90

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Solution

The fourth proportional to 39,359.46, 59,063.80 and 15,985.90 is: 23,988.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,359.46 : 59,063.80 = 15,985.90 : x
  2. Step 2: Convert to fraction form
    39,359.46/59,063.80 = 15,985.90/x
  3. Step 3: Cross multiply
    39,359.46x = 59,063.80 × 15,985.90
  4. Step 4: Simplify right side
    39,359.46x = 944,187,812.80
  5. Step 5: Solve for x
    x = 944,187,812.80/39,359.46
  6. Step 6: Final answer
    x = 23,988.84

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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.