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Finding the Fourth Proportional to 17,132.10, 25,697.76 and 7,898.10

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Solution

The fourth proportional to 17,132.10, 25,697.76 and 7,898.10 is: 11,846.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,132.10 : 25,697.76 = 7,898.10 : x
  2. Step 2: Convert to fraction form
    17,132.10/25,697.76 = 7,898.10/x
  3. Step 3: Cross multiply
    17,132.10x = 25,697.76 × 7,898.10
  4. Step 4: Simplify right side
    17,132.10x = 202,963,478.26
  5. Step 5: Solve for x
    x = 202,963,478.26/17,132.10
  6. Step 6: Final answer
    x = 11,846.97

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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.