Home / 40,002.26-60,003.38-11,921.59

Finding the Fourth Proportional to 40,002.26, 60,003.38 and 11,921.59

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Solution

The fourth proportional to 40,002.26, 60,003.38 and 11,921.59 is: 17,882.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,002.26 : 60,003.38 = 11,921.59 : x
  2. Step 2: Convert to fraction form
    40,002.26/60,003.38 = 11,921.59/x
  3. Step 3: Cross multiply
    40,002.26x = 60,003.38 × 11,921.59
  4. Step 4: Simplify right side
    40,002.26x = 715,335,335.35
  5. Step 5: Solve for x
    x = 715,335,335.35/40,002.26
  6. Step 6: Final answer
    x = 17,882.37

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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.