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Finding the Fourth Proportional to 17,598.52, 26,397.78 and 7,217.56

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Solution

The fourth proportional to 17,598.52, 26,397.78 and 7,217.56 is: 10,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,598.52 : 26,397.78 = 7,217.56 : x
  2. Step 2: Convert to fraction form
    17,598.52/26,397.78 = 7,217.56/x
  3. Step 3: Cross multiply
    17,598.52x = 26,397.78 × 7,217.56
  4. Step 4: Simplify right side
    17,598.52x = 190,527,561.02
  5. Step 5: Solve for x
    x = 190,527,561.02/17,598.52
  6. Step 6: Final answer
    x = 10,826.34

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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.