Home / 17,497.11-24,138.42-11,120.30

Finding the Fourth Proportional to 17,497.11, 24,138.42 and 11,120.30

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Solution

The fourth proportional to 17,497.11, 24,138.42 and 11,120.30 is: 15,341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,497.11 : 24,138.42 = 11,120.30 : x
  2. Step 2: Convert to fraction form
    17,497.11/24,138.42 = 11,120.30/x
  3. Step 3: Cross multiply
    17,497.11x = 24,138.42 × 11,120.30
  4. Step 4: Simplify right side
    17,497.11x = 268,426,351.23
  5. Step 5: Solve for x
    x = 268,426,351.23/17,497.11
  6. Step 6: Final answer
    x = 15,341.18

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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.