Home / 42,184.33-63,245.19-25,540.40

Finding the Fourth Proportional to 42,184.33, 63,245.19 and 25,540.40

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Solution

The fourth proportional to 42,184.33, 63,245.19 and 25,540.40 is: 38,291.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,184.33 : 63,245.19 = 25,540.40 : x
  2. Step 2: Convert to fraction form
    42,184.33/63,245.19 = 25,540.40/x
  3. Step 3: Cross multiply
    42,184.33x = 63,245.19 × 25,540.40
  4. Step 4: Simplify right side
    42,184.33x = 1,615,307,450.68
  5. Step 5: Solve for x
    x = 1,615,307,450.68/42,184.33
  6. Step 6: Final answer
    x = 38,291.65

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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.