Home / 39,937.45-59,937.16-15,000.18

Finding the Fourth Proportional to 39,937.45, 59,937.16 and 15,000.18

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Solution

The fourth proportional to 39,937.45, 59,937.16 and 15,000.18 is: 22,511.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,937.45 : 59,937.16 = 15,000.18 : x
  2. Step 2: Convert to fraction form
    39,937.45/59,937.16 = 15,000.18/x
  3. Step 3: Cross multiply
    39,937.45x = 59,937.16 × 15,000.18
  4. Step 4: Simplify right side
    39,937.45x = 899,068,113.69
  5. Step 5: Solve for x
    x = 899,068,113.69/39,937.45
  6. Step 6: Final answer
    x = 22,511.91

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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.