Home / 40,086.29-60,112.53-12,010.34

Finding the Fourth Proportional to 40,086.29, 60,112.53 and 12,010.34

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Solution

The fourth proportional to 40,086.29, 60,112.53 and 12,010.34 is: 18,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,086.29 : 60,112.53 = 12,010.34 : x
  2. Step 2: Convert to fraction form
    40,086.29/60,112.53 = 12,010.34/x
  3. Step 3: Cross multiply
    40,086.29x = 60,112.53 × 12,010.34
  4. Step 4: Simplify right side
    40,086.29x = 721,972,073.84
  5. Step 5: Solve for x
    x = 721,972,073.84/40,086.29
  6. Step 6: Final answer
    x = 18,010.45

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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.