Home / 22,171.18-30,586.45-14,998.53

Finding the Fourth Proportional to 22,171.18, 30,586.45 and 14,998.53

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Solution

The fourth proportional to 22,171.18, 30,586.45 and 14,998.53 is: 20,691.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,171.18 : 30,586.45 = 14,998.53 : x
  2. Step 2: Convert to fraction form
    22,171.18/30,586.45 = 14,998.53/x
  3. Step 3: Cross multiply
    22,171.18x = 30,586.45 × 14,998.53
  4. Step 4: Simplify right side
    22,171.18x = 458,751,787.92
  5. Step 5: Solve for x
    x = 458,751,787.92/22,171.18
  6. Step 6: Final answer
    x = 20,691.36

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Double scale
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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.