Home / 22,849.68-31,523.28-14,889

Finding the Fourth Proportional to 22,849.68, 31,523.28 and 14,889

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Solution

The fourth proportional to 22,849.68, 31,523.28 and 14,889 is: 20,540.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,849.68 : 31,523.28 = 14,889 : x
  2. Step 2: Convert to fraction form
    22,849.68/31,523.28 = 14,889/x
  3. Step 3: Cross multiply
    22,849.68x = 31,523.28 × 14,889
  4. Step 4: Simplify right side
    22,849.68x = 469,350,115.92
  5. Step 5: Solve for x
    x = 469,350,115.92/22,849.68
  6. Step 6: Final answer
    x = 20,540.77

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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.