Home / 39,179.28-58,717.59-18,116.65

Finding the Fourth Proportional to 39,179.28, 58,717.59 and 18,116.65

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Solution

The fourth proportional to 39,179.28, 58,717.59 and 18,116.65 is: 27,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,179.28 : 58,717.59 = 18,116.65 : x
  2. Step 2: Convert to fraction form
    39,179.28/58,717.59 = 18,116.65/x
  3. Step 3: Cross multiply
    39,179.28x = 58,717.59 × 18,116.65
  4. Step 4: Simplify right side
    39,179.28x = 1,063,766,026.87
  5. Step 5: Solve for x
    x = 1,063,766,026.87/39,179.28
  6. Step 6: Final answer
    x = 27,151.24

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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.