Home / 16,456.20-24,651.90-9,862.80

Finding the Fourth Proportional to 16,456.20, 24,651.90 and 9,862.80

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Solution

The fourth proportional to 16,456.20, 24,651.90 and 9,862.80 is: 14,774.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,456.20 : 24,651.90 = 9,862.80 : x
  2. Step 2: Convert to fraction form
    16,456.20/24,651.90 = 9,862.80/x
  3. Step 3: Cross multiply
    16,456.20x = 24,651.90 × 9,862.80
  4. Step 4: Simplify right side
    16,456.20x = 243,136,759.32
  5. Step 5: Solve for x
    x = 243,136,759.32/16,456.20
  6. Step 6: Final answer
    x = 14,774.78

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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.