Home / 25,449.38-38,161.02-13,447.98

Finding the Fourth Proportional to 25,449.38, 38,161.02 and 13,447.98

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Solution

The fourth proportional to 25,449.38, 38,161.02 and 13,447.98 is: 20,165.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449.38 : 38,161.02 = 13,447.98 : x
  2. Step 2: Convert to fraction form
    25,449.38/38,161.02 = 13,447.98/x
  3. Step 3: Cross multiply
    25,449.38x = 38,161.02 × 13,447.98
  4. Step 4: Simplify right side
    25,449.38x = 513,188,633.74
  5. Step 5: Solve for x
    x = 513,188,633.74/25,449.38
  6. Step 6: Final answer
    x = 20,165.08

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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.