Home / 16,883.52-23,299.20-9,329.64

Finding the Fourth Proportional to 16,883.52, 23,299.20 and 9,329.64

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Solution

The fourth proportional to 16,883.52, 23,299.20 and 9,329.64 is: 12,874.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.52 : 23,299.20 = 9,329.64 : x
  2. Step 2: Convert to fraction form
    16,883.52/23,299.20 = 9,329.64/x
  3. Step 3: Cross multiply
    16,883.52x = 23,299.20 × 9,329.64
  4. Step 4: Simplify right side
    16,883.52x = 217,373,148.29
  5. Step 5: Solve for x
    x = 217,373,148.29/16,883.52
  6. Step 6: Final answer
    x = 12,874.87

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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.