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Finding the Fourth Proportional to 17,894.96, 24,695.10 and 9,937.20

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Solution

The fourth proportional to 17,894.96, 24,695.10 and 9,937.20 is: 13,713.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,894.96 : 24,695.10 = 9,937.20 : x
  2. Step 2: Convert to fraction form
    17,894.96/24,695.10 = 9,937.20/x
  3. Step 3: Cross multiply
    17,894.96x = 24,695.10 × 9,937.20
  4. Step 4: Simplify right side
    17,894.96x = 245,400,147.72
  5. Step 5: Solve for x
    x = 245,400,147.72/17,894.96
  6. Step 6: Final answer
    x = 13,713.37

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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.