Home / 51,751.54-77,627.30-16,691.19

Finding the Fourth Proportional to 51,751.54, 77,627.30 and 16,691.19

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Solution

The fourth proportional to 51,751.54, 77,627.30 and 16,691.19 is: 25,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,751.54 : 77,627.30 = 16,691.19 : x
  2. Step 2: Convert to fraction form
    51,751.54/77,627.30 = 16,691.19/x
  3. Step 3: Cross multiply
    51,751.54x = 77,627.30 × 16,691.19
  4. Step 4: Simplify right side
    51,751.54x = 1,295,692,013.49
  5. Step 5: Solve for x
    x = 1,295,692,013.49/51,751.54
  6. Step 6: Final answer
    x = 25,036.78

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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.