Home / 29,134.80-43,715.04-15,280.56

Finding the Fourth Proportional to 29,134.80, 43,715.04 and 15,280.56

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Solution

The fourth proportional to 29,134.80, 43,715.04 and 15,280.56 is: 22,927.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,134.80 : 43,715.04 = 15,280.56 : x
  2. Step 2: Convert to fraction form
    29,134.80/43,715.04 = 15,280.56/x
  3. Step 3: Cross multiply
    29,134.80x = 43,715.04 × 15,280.56
  4. Step 4: Simplify right side
    29,134.80x = 667,990,291.62
  5. Step 5: Solve for x
    x = 667,990,291.62/29,134.80
  6. Step 6: Final answer
    x = 22,927.57

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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.