Home / 51,580.97-77,393.33-28,180.07

Finding the Fourth Proportional to 51,580.97, 77,393.33 and 28,180.07

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Solution

The fourth proportional to 51,580.97, 77,393.33 and 28,180.07 is: 42,282.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,580.97 : 77,393.33 = 28,180.07 : x
  2. Step 2: Convert to fraction form
    51,580.97/77,393.33 = 28,180.07/x
  3. Step 3: Cross multiply
    51,580.97x = 77,393.33 × 28,180.07
  4. Step 4: Simplify right side
    51,580.97x = 2,180,949,456.93
  5. Step 5: Solve for x
    x = 2,180,949,456.93/51,580.97
  6. Step 6: Final answer
    x = 42,282.06

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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.