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Finding the Fourth Proportional to 17,687.99, 26,532.02 and 4,540.39

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Solution

The fourth proportional to 17,687.99, 26,532.02 and 4,540.39 is: 6,810.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,687.99 : 26,532.02 = 4,540.39 : x
  2. Step 2: Convert to fraction form
    17,687.99/26,532.02 = 4,540.39/x
  3. Step 3: Cross multiply
    17,687.99x = 26,532.02 × 4,540.39
  4. Step 4: Simplify right side
    17,687.99x = 120,465,718.29
  5. Step 5: Solve for x
    x = 120,465,718.29/17,687.99
  6. Step 6: Final answer
    x = 6,810.59

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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.