Home / 17,765.64-24,517.20-9,808.16

Finding the Fourth Proportional to 17,765.64, 24,517.20 and 9,808.16

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Solution

The fourth proportional to 17,765.64, 24,517.20 and 9,808.16 is: 13,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765.64 : 24,517.20 = 9,808.16 : x
  2. Step 2: Convert to fraction form
    17,765.64/24,517.20 = 9,808.16/x
  3. Step 3: Cross multiply
    17,765.64x = 24,517.20 × 9,808.16
  4. Step 4: Simplify right side
    17,765.64x = 240,468,620.35
  5. Step 5: Solve for x
    x = 240,468,620.35/17,765.64
  6. Step 6: Final answer
    x = 13,535.60

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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.