Home / 57,468.15-86,017.55-30,747.47

Finding the Fourth Proportional to 57,468.15, 86,017.55 and 30,747.47

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Solution

The fourth proportional to 57,468.15, 86,017.55 and 30,747.47 is: 46,022.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,468.15 : 86,017.55 = 30,747.47 : x
  2. Step 2: Convert to fraction form
    57,468.15/86,017.55 = 30,747.47/x
  3. Step 3: Cross multiply
    57,468.15x = 86,017.55 × 30,747.47
  4. Step 4: Simplify right side
    57,468.15x = 2,644,821,454.27
  5. Step 5: Solve for x
    x = 2,644,821,454.27/57,468.15
  6. Step 6: Final answer
    x = 46,022.39

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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.