Home / 25,127.42-34,680.96-14,515.61

Finding the Fourth Proportional to 25,127.42, 34,680.96 and 14,515.61

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Solution

The fourth proportional to 25,127.42, 34,680.96 and 14,515.61 is: 20,034.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,127.42 : 34,680.96 = 14,515.61 : x
  2. Step 2: Convert to fraction form
    25,127.42/34,680.96 = 14,515.61/x
  3. Step 3: Cross multiply
    25,127.42x = 34,680.96 × 14,515.61
  4. Step 4: Simplify right side
    25,127.42x = 503,415,116.38
  5. Step 5: Solve for x
    x = 503,415,116.38/25,127.42
  6. Step 6: Final answer
    x = 20,034.50

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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.