Home / 17,306.12-25,965.20-5,461.72

Finding the Fourth Proportional to 17,306.12, 25,965.20 and 5,461.72

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Solution

The fourth proportional to 17,306.12, 25,965.20 and 5,461.72 is: 8,194.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,306.12 : 25,965.20 = 5,461.72 : x
  2. Step 2: Convert to fraction form
    17,306.12/25,965.20 = 5,461.72/x
  3. Step 3: Cross multiply
    17,306.12x = 25,965.20 × 5,461.72
  4. Step 4: Simplify right side
    17,306.12x = 141,814,600.89
  5. Step 5: Solve for x
    x = 141,814,600.89/17,306.12
  6. Step 6: Final answer
    x = 8,194.48

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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.