Home / 40,987.54-61,456.66-27,799.92

Finding the Fourth Proportional to 40,987.54, 61,456.66 and 27,799.92

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Solution

The fourth proportional to 40,987.54, 61,456.66 and 27,799.92 is: 41,683.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,987.54 : 61,456.66 = 27,799.92 : x
  2. Step 2: Convert to fraction form
    40,987.54/61,456.66 = 27,799.92/x
  3. Step 3: Cross multiply
    40,987.54x = 61,456.66 × 27,799.92
  4. Step 4: Simplify right side
    40,987.54x = 1,708,490,231.47
  5. Step 5: Solve for x
    x = 1,708,490,231.47/40,987.54
  6. Step 6: Final answer
    x = 41,683.16

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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.