Home / 27,499.91-37,891.24-18,531.83

Finding the Fourth Proportional to 27,499.91, 37,891.24 and 18,531.83

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Solution

The fourth proportional to 27,499.91, 37,891.24 and 18,531.83 is: 25,534.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,499.91 : 37,891.24 = 18,531.83 : x
  2. Step 2: Convert to fraction form
    27,499.91/37,891.24 = 18,531.83/x
  3. Step 3: Cross multiply
    27,499.91x = 37,891.24 × 18,531.83
  4. Step 4: Simplify right side
    27,499.91x = 702,194,066.57
  5. Step 5: Solve for x
    x = 702,194,066.57/27,499.91
  6. Step 6: Final answer
    x = 25,534.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.