Home / 33,132.24-45,723.75-18,987.82

Finding the Fourth Proportional to 33,132.24, 45,723.75 and 18,987.82

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Solution

The fourth proportional to 33,132.24, 45,723.75 and 18,987.82 is: 26,203.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,132.24 : 45,723.75 = 18,987.82 : x
  2. Step 2: Convert to fraction form
    33,132.24/45,723.75 = 18,987.82/x
  3. Step 3: Cross multiply
    33,132.24x = 45,723.75 × 18,987.82
  4. Step 4: Simplify right side
    33,132.24x = 868,194,220.42
  5. Step 5: Solve for x
    x = 868,194,220.42/33,132.24
  6. Step 6: Final answer
    x = 26,203.91

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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.