Home / 54,779.15-82,170.77-15,335.24

Finding the Fourth Proportional to 54,779.15, 82,170.77 and 15,335.24

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Solution

The fourth proportional to 54,779.15, 82,170.77 and 15,335.24 is: 23,003.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,779.15 : 82,170.77 = 15,335.24 : x
  2. Step 2: Convert to fraction form
    54,779.15/82,170.77 = 15,335.24/x
  3. Step 3: Cross multiply
    54,779.15x = 82,170.77 × 15,335.24
  4. Step 4: Simplify right side
    54,779.15x = 1,260,107,991.40
  5. Step 5: Solve for x
    x = 1,260,107,991.40/54,779.15
  6. Step 6: Final answer
    x = 23,003.42

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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.