Home / 15,174.42-22,740.99-8,937.30

Finding the Fourth Proportional to 15,174.42, 22,740.99 and 8,937.30

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Solution

The fourth proportional to 15,174.42, 22,740.99 and 8,937.30 is: 13,393.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174.42 : 22,740.99 = 8,937.30 : x
  2. Step 2: Convert to fraction form
    15,174.42/22,740.99 = 8,937.30/x
  3. Step 3: Cross multiply
    15,174.42x = 22,740.99 × 8,937.30
  4. Step 4: Simplify right side
    15,174.42x = 203,243,049.93
  5. Step 5: Solve for x
    x = 203,243,049.93/15,174.42
  6. Step 6: Final answer
    x = 13,393.79

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1.5x scale

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.