Home / 21,327.50-29,414.24-16,013.09

Finding the Fourth Proportional to 21,327.50, 29,414.24 and 16,013.09

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Solution

The fourth proportional to 21,327.50, 29,414.24 and 16,013.09 is: 22,084.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,327.50 : 29,414.24 = 16,013.09 : x
  2. Step 2: Convert to fraction form
    21,327.50/29,414.24 = 16,013.09/x
  3. Step 3: Cross multiply
    21,327.50x = 29,414.24 × 16,013.09
  4. Step 4: Simplify right side
    21,327.50x = 471,012,925.92
  5. Step 5: Solve for x
    x = 471,012,925.92/21,327.50
  6. Step 6: Final answer
    x = 22,084.77

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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.