Home / 25,263.18-34,861.65-13,932.80

Finding the Fourth Proportional to 25,263.18, 34,861.65 and 13,932.80

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Solution

The fourth proportional to 25,263.18, 34,861.65 and 13,932.80 is: 19,226.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,263.18 : 34,861.65 = 13,932.80 : x
  2. Step 2: Convert to fraction form
    25,263.18/34,861.65 = 13,932.80/x
  3. Step 3: Cross multiply
    25,263.18x = 34,861.65 × 13,932.80
  4. Step 4: Simplify right side
    25,263.18x = 485,720,397.12
  5. Step 5: Solve for x
    x = 485,720,397.12/25,263.18
  6. Step 6: Final answer
    x = 19,226.42

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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.