Home / 33,132.62-45,724.27-18,988.19

Finding the Fourth Proportional to 33,132.62, 45,724.27 and 18,988.19

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Solution

The fourth proportional to 33,132.62, 45,724.27 and 18,988.19 is: 26,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,132.62 : 45,724.27 = 18,988.19 : x
  2. Step 2: Convert to fraction form
    33,132.62/45,724.27 = 18,988.19/x
  3. Step 3: Cross multiply
    33,132.62x = 45,724.27 × 18,988.19
  4. Step 4: Simplify right side
    33,132.62x = 868,221,193.21
  5. Step 5: Solve for x
    x = 868,221,193.21/33,132.62
  6. Step 6: Final answer
    x = 26,204.43

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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.