Home / 27,708.82-38,239.05-17,098.18

Finding the Fourth Proportional to 27,708.82, 38,239.05 and 17,098.18

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Solution

The fourth proportional to 27,708.82, 38,239.05 and 17,098.18 is: 23,596.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,708.82 : 38,239.05 = 17,098.18 : x
  2. Step 2: Convert to fraction form
    27,708.82/38,239.05 = 17,098.18/x
  3. Step 3: Cross multiply
    27,708.82x = 38,239.05 × 17,098.18
  4. Step 4: Simplify right side
    27,708.82x = 653,818,159.93
  5. Step 5: Solve for x
    x = 653,818,159.93/27,708.82
  6. Step 6: Final answer
    x = 23,596.03

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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.