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Finding the Fourth Proportional to 17,344.80, 25,991.28 and 9,542.88

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Solution

The fourth proportional to 17,344.80, 25,991.28 and 9,542.88 is: 14,300.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,344.80 : 25,991.28 = 9,542.88 : x
  2. Step 2: Convert to fraction form
    17,344.80/25,991.28 = 9,542.88/x
  3. Step 3: Cross multiply
    17,344.80x = 25,991.28 × 9,542.88
  4. Step 4: Simplify right side
    17,344.80x = 248,031,666.09
  5. Step 5: Solve for x
    x = 248,031,666.09/17,344.80
  6. Step 6: Final answer
    x = 14,300.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.