Home / 22,575.18-31,154.07-13,014.88

Finding the Fourth Proportional to 22,575.18, 31,154.07 and 13,014.88

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Solution

The fourth proportional to 22,575.18, 31,154.07 and 13,014.88 is: 17,960.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,575.18 : 31,154.07 = 13,014.88 : x
  2. Step 2: Convert to fraction form
    22,575.18/31,154.07 = 13,014.88/x
  3. Step 3: Cross multiply
    22,575.18x = 31,154.07 × 13,014.88
  4. Step 4: Simplify right side
    22,575.18x = 405,466,380.27
  5. Step 5: Solve for x
    x = 405,466,380.27/22,575.18
  6. Step 6: Final answer
    x = 17,960.71

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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.