Home / 39,127.43-58,650.16-18,081.28

Finding the Fourth Proportional to 39,127.43, 58,650.16 and 18,081.28

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Solution

The fourth proportional to 39,127.43, 58,650.16 and 18,081.28 is: 27,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127.43 : 58,650.16 = 18,081.28 : x
  2. Step 2: Convert to fraction form
    39,127.43/58,650.16 = 18,081.28/x
  3. Step 3: Cross multiply
    39,127.43x = 58,650.16 × 18,081.28
  4. Step 4: Simplify right side
    39,127.43x = 1,060,469,965.00
  5. Step 5: Solve for x
    x = 1,060,469,965.00/39,127.43
  6. Step 6: Final answer
    x = 27,102.98

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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.