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Finding the Fourth Proportional to 17,132.68, 25,647.18 and 15,836.68

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Solution

The fourth proportional to 17,132.68, 25,647.18 and 15,836.68 is: 23,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,132.68 : 25,647.18 = 15,836.68 : x
  2. Step 2: Convert to fraction form
    17,132.68/25,647.18 = 15,836.68/x
  3. Step 3: Cross multiply
    17,132.68x = 25,647.18 × 15,836.68
  4. Step 4: Simplify right side
    17,132.68x = 406,166,182.56
  5. Step 5: Solve for x
    x = 406,166,182.56/17,132.68
  6. Step 6: Final answer
    x = 23,707.10

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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.