Home / 30,508.11-45,776.07-18,052.53

Finding the Fourth Proportional to 30,508.11, 45,776.07 and 18,052.53

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Solution

The fourth proportional to 30,508.11, 45,776.07 and 18,052.53 is: 27,087.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,508.11 : 45,776.07 = 18,052.53 : x
  2. Step 2: Convert to fraction form
    30,508.11/45,776.07 = 18,052.53/x
  3. Step 3: Cross multiply
    30,508.11x = 45,776.07 × 18,052.53
  4. Step 4: Simplify right side
    30,508.11x = 826,373,876.96
  5. Step 5: Solve for x
    x = 826,373,876.96/30,508.11
  6. Step 6: Final answer
    x = 27,087.02

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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.