Home / 25,151.85-37,738.17-12,665.16

Finding the Fourth Proportional to 25,151.85, 37,738.17 and 12,665.16

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Solution

The fourth proportional to 25,151.85, 37,738.17 and 12,665.16 is: 19,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,151.85 : 37,738.17 = 12,665.16 : x
  2. Step 2: Convert to fraction form
    25,151.85/37,738.17 = 12,665.16/x
  3. Step 3: Cross multiply
    25,151.85x = 37,738.17 × 12,665.16
  4. Step 4: Simplify right side
    25,151.85x = 477,959,961.16
  5. Step 5: Solve for x
    x = 477,959,961.16/25,151.85
  6. Step 6: Final answer
    x = 19,002.97

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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.