Home / 16,496.10-24,744.15-13,385.70

Finding the Fourth Proportional to 16,496.10, 24,744.15 and 13,385.70

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Solution

The fourth proportional to 16,496.10, 24,744.15 and 13,385.70 is: 20,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,496.10 : 24,744.15 = 13,385.70 : x
  2. Step 2: Convert to fraction form
    16,496.10/24,744.15 = 13,385.70/x
  3. Step 3: Cross multiply
    16,496.10x = 24,744.15 × 13,385.70
  4. Step 4: Simplify right side
    16,496.10x = 331,217,768.66
  5. Step 5: Solve for x
    x = 331,217,768.66/16,496.10
  6. Step 6: Final answer
    x = 20,078.55

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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.