Home / 26,680.13-40,033.19-17,897.75

Finding the Fourth Proportional to 26,680.13, 40,033.19 and 17,897.75

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Solution

The fourth proportional to 26,680.13, 40,033.19 and 17,897.75 is: 26,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,680.13 : 40,033.19 = 17,897.75 : x
  2. Step 2: Convert to fraction form
    26,680.13/40,033.19 = 17,897.75/x
  3. Step 3: Cross multiply
    26,680.13x = 40,033.19 × 17,897.75
  4. Step 4: Simplify right side
    26,680.13x = 716,503,870.90
  5. Step 5: Solve for x
    x = 716,503,870.90/26,680.13
  6. Step 6: Final answer
    x = 26,855.34

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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.