Home / 17,839.76-26,763.39-6,746.20

Finding the Fourth Proportional to 17,839.76, 26,763.39 and 6,746.20

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Solution

The fourth proportional to 17,839.76, 26,763.39 and 6,746.20 is: 10,120.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.76 : 26,763.39 = 6,746.20 : x
  2. Step 2: Convert to fraction form
    17,839.76/26,763.39 = 6,746.20/x
  3. Step 3: Cross multiply
    17,839.76x = 26,763.39 × 6,746.20
  4. Step 4: Simplify right side
    17,839.76x = 180,551,114.71
  5. Step 5: Solve for x
    x = 180,551,114.71/17,839.76
  6. Step 6: Final answer
    x = 10,120.72

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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.