Home / 16,520.20-22,799.44-9,445.24

Finding the Fourth Proportional to 16,520.20, 22,799.44 and 9,445.24

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Solution

The fourth proportional to 16,520.20, 22,799.44 and 9,445.24 is: 13,035.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.20 : 22,799.44 = 9,445.24 : x
  2. Step 2: Convert to fraction form
    16,520.20/22,799.44 = 9,445.24/x
  3. Step 3: Cross multiply
    16,520.20x = 22,799.44 × 9,445.24
  4. Step 4: Simplify right side
    16,520.20x = 215,346,182.67
  5. Step 5: Solve for x
    x = 215,346,182.67/16,520.20
  6. Step 6: Final answer
    x = 13,035.33

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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.