Home / 56,086.48-84,144.84-18,652.60

Finding the Fourth Proportional to 56,086.48, 84,144.84 and 18,652.60

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Solution

The fourth proportional to 56,086.48, 84,144.84 and 18,652.60 is: 27,983.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,086.48 : 84,144.84 = 18,652.60 : x
  2. Step 2: Convert to fraction form
    56,086.48/84,144.84 = 18,652.60/x
  3. Step 3: Cross multiply
    56,086.48x = 84,144.84 × 18,652.60
  4. Step 4: Simplify right side
    56,086.48x = 1,569,520,042.58
  5. Step 5: Solve for x
    x = 1,569,520,042.58/56,086.48
  6. Step 6: Final answer
    x = 27,983.93

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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.