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Finding the Fourth Proportional to 17,630.79, 24,332.03 and 9,674.57

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Solution

The fourth proportional to 17,630.79, 24,332.03 and 9,674.57 is: 13,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.79 : 24,332.03 = 9,674.57 : x
  2. Step 2: Convert to fraction form
    17,630.79/24,332.03 = 9,674.57/x
  3. Step 3: Cross multiply
    17,630.79x = 24,332.03 × 9,674.57
  4. Step 4: Simplify right side
    17,630.79x = 235,401,757.44
  5. Step 5: Solve for x
    x = 235,401,757.44/17,630.79
  6. Step 6: Final answer
    x = 13,351.74

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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.