Home / 36,456.39-54,689.14-14,266.90

Finding the Fourth Proportional to 36,456.39, 54,689.14 and 14,266.90

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Solution

The fourth proportional to 36,456.39, 54,689.14 and 14,266.90 is: 21,402.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,456.39 : 54,689.14 = 14,266.90 : x
  2. Step 2: Convert to fraction form
    36,456.39/54,689.14 = 14,266.90/x
  3. Step 3: Cross multiply
    36,456.39x = 54,689.14 × 14,266.90
  4. Step 4: Simplify right side
    36,456.39x = 780,244,218.02
  5. Step 5: Solve for x
    x = 780,244,218.02/36,456.39
  6. Step 6: Final answer
    x = 21,402.13

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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.