Home / 25,646.55-38,471.57-15,131.94

Finding the Fourth Proportional to 25,646.55, 38,471.57 and 15,131.94

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Solution

The fourth proportional to 25,646.55, 38,471.57 and 15,131.94 is: 22,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,646.55 : 38,471.57 = 15,131.94 : x
  2. Step 2: Convert to fraction form
    25,646.55/38,471.57 = 15,131.94/x
  3. Step 3: Cross multiply
    25,646.55x = 38,471.57 × 15,131.94
  4. Step 4: Simplify right side
    25,646.55x = 582,149,488.95
  5. Step 5: Solve for x
    x = 582,149,488.95/25,646.55
  6. Step 6: Final answer
    x = 22,698.94

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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.