Home / 55,062.74-82,594.16-15,078.80

Finding the Fourth Proportional to 55,062.74, 82,594.16 and 15,078.80

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Solution

The fourth proportional to 55,062.74, 82,594.16 and 15,078.80 is: 22,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,062.74 : 82,594.16 = 15,078.80 : x
  2. Step 2: Convert to fraction form
    55,062.74/82,594.16 = 15,078.80/x
  3. Step 3: Cross multiply
    55,062.74x = 82,594.16 × 15,078.80
  4. Step 4: Simplify right side
    55,062.74x = 1,245,420,331.44
  5. Step 5: Solve for x
    x = 1,245,420,331.44/55,062.74
  6. Step 6: Final answer
    x = 22,618.21

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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.