Home / 17,429.47-26,144.29-4,281.84

Finding the Fourth Proportional to 17,429.47, 26,144.29 and 4,281.84

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Solution

The fourth proportional to 17,429.47, 26,144.29 and 4,281.84 is: 6,422.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.47 : 26,144.29 = 4,281.84 : x
  2. Step 2: Convert to fraction form
    17,429.47/26,144.29 = 4,281.84/x
  3. Step 3: Cross multiply
    17,429.47x = 26,144.29 × 4,281.84
  4. Step 4: Simplify right side
    17,429.47x = 111,945,645.28
  5. Step 5: Solve for x
    x = 111,945,645.28/17,429.47
  6. Step 6: Final answer
    x = 6,422.78

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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.