Home / 16,205.40-24,306.30-13,278.60

Finding the Fourth Proportional to 16,205.40, 24,306.30 and 13,278.60

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Solution

The fourth proportional to 16,205.40, 24,306.30 and 13,278.60 is: 19,916.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,205.40 : 24,306.30 = 13,278.60 : x
  2. Step 2: Convert to fraction form
    16,205.40/24,306.30 = 13,278.60/x
  3. Step 3: Cross multiply
    16,205.40x = 24,306.30 × 13,278.60
  4. Step 4: Simplify right side
    16,205.40x = 322,753,635.18
  5. Step 5: Solve for x
    x = 322,753,635.18/16,205.40
  6. Step 6: Final answer
    x = 19,916.43

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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.