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Finding the Fourth Proportional to 22,483.31, 33,718.58 and 6,687.70

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Solution

The fourth proportional to 22,483.31, 33,718.58 and 6,687.70 is: 10,029.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,483.31 : 33,718.58 = 6,687.70 : x
  2. Step 2: Convert to fraction form
    22,483.31/33,718.58 = 6,687.70/x
  3. Step 3: Cross multiply
    22,483.31x = 33,718.58 × 6,687.70
  4. Step 4: Simplify right side
    22,483.31x = 225,499,545.43
  5. Step 5: Solve for x
    x = 225,499,545.43/22,483.31
  6. Step 6: Final answer
    x = 10,029.64

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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.