Home / 53,198.03-79,808.72-15,761.04

Finding the Fourth Proportional to 53,198.03, 79,808.72 and 15,761.04

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Solution

The fourth proportional to 53,198.03, 79,808.72 and 15,761.04 is: 23,645.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,198.03 : 79,808.72 = 15,761.04 : x
  2. Step 2: Convert to fraction form
    53,198.03/79,808.72 = 15,761.04/x
  3. Step 3: Cross multiply
    53,198.03x = 79,808.72 × 15,761.04
  4. Step 4: Simplify right side
    53,198.03x = 1,257,868,349.46
  5. Step 5: Solve for x
    x = 1,257,868,349.46/53,198.03
  6. Step 6: Final answer
    x = 23,645.02

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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.