Home / 17,725.20-24,459.50-9,766.96

Finding the Fourth Proportional to 17,725.20, 24,459.50 and 9,766.96

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Solution

The fourth proportional to 17,725.20, 24,459.50 and 9,766.96 is: 13,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.20 : 24,459.50 = 9,766.96 : x
  2. Step 2: Convert to fraction form
    17,725.20/24,459.50 = 9,766.96/x
  3. Step 3: Cross multiply
    17,725.20x = 24,459.50 × 9,766.96
  4. Step 4: Simplify right side
    17,725.20x = 238,894,958.12
  5. Step 5: Solve for x
    x = 238,894,958.12/17,725.20
  6. Step 6: Final answer
    x = 13,477.70

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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.