Home / 55,019.90-82,520.66-15,567.24

Finding the Fourth Proportional to 55,019.90, 82,520.66 and 15,567.24

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Solution

The fourth proportional to 55,019.90, 82,520.66 and 15,567.24 is: 23,348.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,019.90 : 82,520.66 = 15,567.24 : x
  2. Step 2: Convert to fraction form
    55,019.90/82,520.66 = 15,567.24/x
  3. Step 3: Cross multiply
    55,019.90x = 82,520.66 × 15,567.24
  4. Step 4: Simplify right side
    55,019.90x = 1,284,618,919.18
  5. Step 5: Solve for x
    x = 1,284,618,919.18/55,019.90
  6. Step 6: Final answer
    x = 23,348.26

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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.