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Finding the Fourth Proportional to 17,515.89, 26,274.03 and 5,829.09

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Solution

The fourth proportional to 17,515.89, 26,274.03 and 5,829.09 is: 8,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.89 : 26,274.03 = 5,829.09 : x
  2. Step 2: Convert to fraction form
    17,515.89/26,274.03 = 5,829.09/x
  3. Step 3: Cross multiply
    17,515.89x = 26,274.03 × 5,829.09
  4. Step 4: Simplify right side
    17,515.89x = 153,153,685.53
  5. Step 5: Solve for x
    x = 153,153,685.53/17,515.89
  6. Step 6: Final answer
    x = 8,743.70

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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.