Home / 54,978.03-82,470.38-15,538.10

Finding the Fourth Proportional to 54,978.03, 82,470.38 and 15,538.10

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Solution

The fourth proportional to 54,978.03, 82,470.38 and 15,538.10 is: 23,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,978.03 : 82,470.38 = 15,538.10 : x
  2. Step 2: Convert to fraction form
    54,978.03/82,470.38 = 15,538.10/x
  3. Step 3: Cross multiply
    54,978.03x = 82,470.38 × 15,538.10
  4. Step 4: Simplify right side
    54,978.03x = 1,281,432,521.44
  5. Step 5: Solve for x
    x = 1,281,432,521.44/54,978.03
  6. Step 6: Final answer
    x = 23,308.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.