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Finding the Fourth Proportional to 17,011.68, 25,520.25 and 5,921.52

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Solution

The fourth proportional to 17,011.68, 25,520.25 and 5,921.52 is: 8,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,011.68 : 25,520.25 = 5,921.52 : x
  2. Step 2: Convert to fraction form
    17,011.68/25,520.25 = 5,921.52/x
  3. Step 3: Cross multiply
    17,011.68x = 25,520.25 × 5,921.52
  4. Step 4: Simplify right side
    17,011.68x = 151,118,670.78
  5. Step 5: Solve for x
    x = 151,118,670.78/17,011.68
  6. Step 6: Final answer
    x = 8,883.23

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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.