Home / 16,207.70-24,309.45-5,115.49

Finding the Fourth Proportional to 16,207.70, 24,309.45 and 5,115.49

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Solution

The fourth proportional to 16,207.70, 24,309.45 and 5,115.49 is: 7,672.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,207.70 : 24,309.45 = 5,115.49 : x
  2. Step 2: Convert to fraction form
    16,207.70/24,309.45 = 5,115.49/x
  3. Step 3: Cross multiply
    16,207.70x = 24,309.45 × 5,115.49
  4. Step 4: Simplify right side
    16,207.70x = 124,354,687.61
  5. Step 5: Solve for x
    x = 124,354,687.61/16,207.70
  6. Step 6: Final answer
    x = 7,672.57

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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.