Home / 36,132.06-54,219.96-15,355.56

Finding the Fourth Proportional to 36,132.06, 54,219.96 and 15,355.56

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Solution

The fourth proportional to 36,132.06, 54,219.96 and 15,355.56 is: 23,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,132.06 : 54,219.96 = 15,355.56 : x
  2. Step 2: Convert to fraction form
    36,132.06/54,219.96 = 15,355.56/x
  3. Step 3: Cross multiply
    36,132.06x = 54,219.96 × 15,355.56
  4. Step 4: Simplify right side
    36,132.06x = 832,577,848.98
  5. Step 5: Solve for x
    x = 832,577,848.98/36,132.06
  6. Step 6: Final answer
    x = 23,042.63

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1.5x scale

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.