Home / 17,724.20-24,458.12-9,765.96

Finding the Fourth Proportional to 17,724.20, 24,458.12 and 9,765.96

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Solution

The fourth proportional to 17,724.20, 24,458.12 and 9,765.96 is: 13,476.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,724.20 : 24,458.12 = 9,765.96 : x
  2. Step 2: Convert to fraction form
    17,724.20/24,458.12 = 9,765.96/x
  3. Step 3: Cross multiply
    17,724.20x = 24,458.12 × 9,765.96
  4. Step 4: Simplify right side
    17,724.20x = 238,857,021.60
  5. Step 5: Solve for x
    x = 238,857,021.60/17,724.20
  6. Step 6: Final answer
    x = 13,476.32

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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.