Home / 17,162.13-23,680.99-9,608.78

Finding the Fourth Proportional to 17,162.13, 23,680.99 and 9,608.78

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Solution

The fourth proportional to 17,162.13, 23,680.99 and 9,608.78 is: 13,258.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,162.13 : 23,680.99 = 9,608.78 : x
  2. Step 2: Convert to fraction form
    17,162.13/23,680.99 = 9,608.78/x
  3. Step 3: Cross multiply
    17,162.13x = 23,680.99 × 9,608.78
  4. Step 4: Simplify right side
    17,162.13x = 227,545,280.67
  5. Step 5: Solve for x
    x = 227,545,280.67/17,162.13
  6. Step 6: Final answer
    x = 13,258.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.