Home / 16,520.64-22,799.61-9,350.57

Finding the Fourth Proportional to 16,520.64, 22,799.61 and 9,350.57

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Solution

The fourth proportional to 16,520.64, 22,799.61 and 9,350.57 is: 12,904.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.64 : 22,799.61 = 9,350.57 : x
  2. Step 2: Convert to fraction form
    16,520.64/22,799.61 = 9,350.57/x
  3. Step 3: Cross multiply
    16,520.64x = 22,799.61 × 9,350.57
  4. Step 4: Simplify right side
    16,520.64x = 213,189,235.28
  5. Step 5: Solve for x
    x = 213,189,235.28/16,520.64
  6. Step 6: Final answer
    x = 12,904.42

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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.