Home / 17,622.50-24,318.88-9,664.70

Finding the Fourth Proportional to 17,622.50, 24,318.88 and 9,664.70

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Solution

The fourth proportional to 17,622.50, 24,318.88 and 9,664.70 is: 13,337.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,622.50 : 24,318.88 = 9,664.70 : x
  2. Step 2: Convert to fraction form
    17,622.50/24,318.88 = 9,664.70/x
  3. Step 3: Cross multiply
    17,622.50x = 24,318.88 × 9,664.70
  4. Step 4: Simplify right side
    17,622.50x = 235,034,679.54
  5. Step 5: Solve for x
    x = 235,034,679.54/17,622.50
  6. Step 6: Final answer
    x = 13,337.19

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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.