Home / 27,635.38-38,136.83-15,060.13

Finding the Fourth Proportional to 27,635.38, 38,136.83 and 15,060.13

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Solution

The fourth proportional to 27,635.38, 38,136.83 and 15,060.13 is: 20,782.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,635.38 : 38,136.83 = 15,060.13 : x
  2. Step 2: Convert to fraction form
    27,635.38/38,136.83 = 15,060.13/x
  3. Step 3: Cross multiply
    27,635.38x = 38,136.83 × 15,060.13
  4. Step 4: Simplify right side
    27,635.38x = 574,345,446.95
  5. Step 5: Solve for x
    x = 574,345,446.95/27,635.38
  6. Step 6: Final answer
    x = 20,782.98

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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.