Home / 17,373.69-23,979.11-11,708.55

Finding the Fourth Proportional to 17,373.69, 23,979.11 and 11,708.55

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Solution

The fourth proportional to 17,373.69, 23,979.11 and 11,708.55 is: 16,160.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,373.69 : 23,979.11 = 11,708.55 : x
  2. Step 2: Convert to fraction form
    17,373.69/23,979.11 = 11,708.55/x
  3. Step 3: Cross multiply
    17,373.69x = 23,979.11 × 11,708.55
  4. Step 4: Simplify right side
    17,373.69x = 280,760,549.85
  5. Step 5: Solve for x
    x = 280,760,549.85/17,373.69
  6. Step 6: Final answer
    x = 16,160.10

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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.