Home / 17,487.39-26,238.84-9,165.43

Finding the Fourth Proportional to 17,487.39, 26,238.84 and 9,165.43

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Solution

The fourth proportional to 17,487.39, 26,238.84 and 9,165.43 is: 13,752.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487.39 : 26,238.84 = 9,165.43 : x
  2. Step 2: Convert to fraction form
    17,487.39/26,238.84 = 9,165.43/x
  3. Step 3: Cross multiply
    17,487.39x = 26,238.84 × 9,165.43
  4. Step 4: Simplify right side
    17,487.39x = 240,490,251.30
  5. Step 5: Solve for x
    x = 240,490,251.30/17,487.39
  6. Step 6: Final answer
    x = 13,752.21

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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.