Home / 39,127.16-58,689.69-11,049.15

Finding the Fourth Proportional to 39,127.16, 58,689.69 and 11,049.15

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Solution

The fourth proportional to 39,127.16, 58,689.69 and 11,049.15 is: 16,573.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127.16 : 58,689.69 = 11,049.15 : x
  2. Step 2: Convert to fraction form
    39,127.16/58,689.69 = 11,049.15/x
  3. Step 3: Cross multiply
    39,127.16x = 58,689.69 × 11,049.15
  4. Step 4: Simplify right side
    39,127.16x = 648,471,188.26
  5. Step 5: Solve for x
    x = 648,471,188.26/39,127.16
  6. Step 6: Final answer
    x = 16,573.43

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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.