Home / 34,275.47-51,419.30-12,101.72

Finding the Fourth Proportional to 34,275.47, 51,419.30 and 12,101.72

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Solution

The fourth proportional to 34,275.47, 51,419.30 and 12,101.72 is: 18,154.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,275.47 : 51,419.30 = 12,101.72 : x
  2. Step 2: Convert to fraction form
    34,275.47/51,419.30 = 12,101.72/x
  3. Step 3: Cross multiply
    34,275.47x = 51,419.30 × 12,101.72
  4. Step 4: Simplify right side
    34,275.47x = 622,261,653.59
  5. Step 5: Solve for x
    x = 622,261,653.59/34,275.47
  6. Step 6: Final answer
    x = 18,154.73

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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.