Home / 17,122.62-25,688.82-10,109.04

Finding the Fourth Proportional to 17,122.62, 25,688.82 and 10,109.04

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Solution

The fourth proportional to 17,122.62, 25,688.82 and 10,109.04 is: 15,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,122.62 : 25,688.82 = 10,109.04 : x
  2. Step 2: Convert to fraction form
    17,122.62/25,688.82 = 10,109.04/x
  3. Step 3: Cross multiply
    17,122.62x = 25,688.82 × 10,109.04
  4. Step 4: Simplify right side
    17,122.62x = 259,689,308.93
  5. Step 5: Solve for x
    x = 259,689,308.93/17,122.62
  6. Step 6: Final answer
    x = 15,166.45

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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.