Home / 56,380.31-84,466.06-28,267.55

Finding the Fourth Proportional to 56,380.31, 84,466.06 and 28,267.55

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Solution

The fourth proportional to 56,380.31, 84,466.06 and 28,267.55 is: 42,348.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,380.31 : 84,466.06 = 28,267.55 : x
  2. Step 2: Convert to fraction form
    56,380.31/84,466.06 = 28,267.55/x
  3. Step 3: Cross multiply
    56,380.31x = 84,466.06 × 28,267.55
  4. Step 4: Simplify right side
    56,380.31x = 2,387,648,010.68
  5. Step 5: Solve for x
    x = 2,387,648,010.68/56,380.31
  6. Step 6: Final answer
    x = 42,348.97

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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.