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Finding the Fourth Proportional to 17,801.76, 26,730.42 and 17,013.06

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Solution

The fourth proportional to 17,801.76, 26,730.42 and 17,013.06 is: 25,546.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,801.76 : 26,730.42 = 17,013.06 : x
  2. Step 2: Convert to fraction form
    17,801.76/26,730.42 = 17,013.06/x
  3. Step 3: Cross multiply
    17,801.76x = 26,730.42 × 17,013.06
  4. Step 4: Simplify right side
    17,801.76x = 454,766,239.29
  5. Step 5: Solve for x
    x = 454,766,239.29/17,801.76
  6. Step 6: Final answer
    x = 25,546.14

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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.