Home / 25,168.11-34,729.17-15,096.96

Finding the Fourth Proportional to 25,168.11, 34,729.17 and 15,096.96

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Solution

The fourth proportional to 25,168.11, 34,729.17 and 15,096.96 is: 20,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,168.11 : 34,729.17 = 15,096.96 : x
  2. Step 2: Convert to fraction form
    25,168.11/34,729.17 = 15,096.96/x
  3. Step 3: Cross multiply
    25,168.11x = 34,729.17 × 15,096.96
  4. Step 4: Simplify right side
    25,168.11x = 524,304,890.32
  5. Step 5: Solve for x
    x = 524,304,890.32/25,168.11
  6. Step 6: Final answer
    x = 20,832.11

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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.