Home / 36,080.10-54,104.40-19,209.96

Finding the Fourth Proportional to 36,080.10, 54,104.40 and 19,209.96

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Solution

The fourth proportional to 36,080.10, 54,104.40 and 19,209.96 is: 28,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,080.10 : 54,104.40 = 19,209.96 : x
  2. Step 2: Convert to fraction form
    36,080.10/54,104.40 = 19,209.96/x
  3. Step 3: Cross multiply
    36,080.10x = 54,104.40 × 19,209.96
  4. Step 4: Simplify right side
    36,080.10x = 1,039,343,359.82
  5. Step 5: Solve for x
    x = 1,039,343,359.82/36,080.10
  6. Step 6: Final answer
    x = 28,806.55

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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.