Home / 16,307.28-22,494.09-10,781.96

Finding the Fourth Proportional to 16,307.28, 22,494.09 and 10,781.96

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Solution

The fourth proportional to 16,307.28, 22,494.09 and 10,781.96 is: 14,872.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,307.28 : 22,494.09 = 10,781.96 : x
  2. Step 2: Convert to fraction form
    16,307.28/22,494.09 = 10,781.96/x
  3. Step 3: Cross multiply
    16,307.28x = 22,494.09 × 10,781.96
  4. Step 4: Simplify right side
    16,307.28x = 242,530,433.11
  5. Step 5: Solve for x
    x = 242,530,433.11/16,307.28
  6. Step 6: Final answer
    x = 14,872.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.