Home / 16,581.12-24,872.16-4,269.12

Finding the Fourth Proportional to 16,581.12, 24,872.16 and 4,269.12

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Solution

The fourth proportional to 16,581.12, 24,872.16 and 4,269.12 is: 6,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,581.12 : 24,872.16 = 4,269.12 : x
  2. Step 2: Convert to fraction form
    16,581.12/24,872.16 = 4,269.12/x
  3. Step 3: Cross multiply
    16,581.12x = 24,872.16 × 4,269.12
  4. Step 4: Simplify right side
    16,581.12x = 106,182,235.70
  5. Step 5: Solve for x
    x = 106,182,235.70/16,581.12
  6. Step 6: Final answer
    x = 6,403.80

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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.