Home / 22,942.28-31,655.53-14,996.18

Finding the Fourth Proportional to 22,942.28, 31,655.53 and 14,996.18

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Solution

The fourth proportional to 22,942.28, 31,655.53 and 14,996.18 is: 20,691.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,942.28 : 31,655.53 = 14,996.18 : x
  2. Step 2: Convert to fraction form
    22,942.28/31,655.53 = 14,996.18/x
  3. Step 3: Cross multiply
    22,942.28x = 31,655.53 × 14,996.18
  4. Step 4: Simplify right side
    22,942.28x = 474,712,025.88
  5. Step 5: Solve for x
    x = 474,712,025.88/22,942.28
  6. Step 6: Final answer
    x = 20,691.58

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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.