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Finding the Fourth Proportional to 17,343.16, 25,982.08 and 8,567.80

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Solution

The fourth proportional to 17,343.16, 25,982.08 and 8,567.80 is: 12,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,343.16 : 25,982.08 = 8,567.80 : x
  2. Step 2: Convert to fraction form
    17,343.16/25,982.08 = 8,567.80/x
  3. Step 3: Cross multiply
    17,343.16x = 25,982.08 × 8,567.80
  4. Step 4: Simplify right side
    17,343.16x = 222,609,265.02
  5. Step 5: Solve for x
    x = 222,609,265.02/17,343.16
  6. Step 6: Final answer
    x = 12,835.57

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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.