Home / 25,262.15-34,861.31-13,932.70

Finding the Fourth Proportional to 25,262.15, 34,861.31 and 13,932.70

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Solution

The fourth proportional to 25,262.15, 34,861.31 and 13,932.70 is: 19,226.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,262.15 : 34,861.31 = 13,932.70 : x
  2. Step 2: Convert to fraction form
    25,262.15/34,861.31 = 13,932.70/x
  3. Step 3: Cross multiply
    25,262.15x = 34,861.31 × 13,932.70
  4. Step 4: Simplify right side
    25,262.15x = 485,712,059.43
  5. Step 5: Solve for x
    x = 485,712,059.43/25,262.15
  6. Step 6: Final answer
    x = 19,226.87

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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.