Home / 36,655.38-54,988.56-11,687.22

Finding the Fourth Proportional to 36,655.38, 54,988.56 and 11,687.22

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Solution

The fourth proportional to 36,655.38, 54,988.56 and 11,687.22 is: 17,532.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,655.38 : 54,988.56 = 11,687.22 : x
  2. Step 2: Convert to fraction form
    36,655.38/54,988.56 = 11,687.22/x
  3. Step 3: Cross multiply
    36,655.38x = 54,988.56 × 11,687.22
  4. Step 4: Simplify right side
    36,655.38x = 642,663,398.20
  5. Step 5: Solve for x
    x = 642,663,398.20/36,655.38
  6. Step 6: Final answer
    x = 17,532.58

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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.