Home / 51,847.88-77,784.12-16,787.48

Finding the Fourth Proportional to 51,847.88, 77,784.12 and 16,787.48

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Solution

The fourth proportional to 51,847.88, 77,784.12 and 16,787.48 is: 25,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,847.88 : 77,784.12 = 16,787.48 : x
  2. Step 2: Convert to fraction form
    51,847.88/77,784.12 = 16,787.48/x
  3. Step 3: Cross multiply
    51,847.88x = 77,784.12 × 16,787.48
  4. Step 4: Simplify right side
    51,847.88x = 1,305,799,358.82
  5. Step 5: Solve for x
    x = 1,305,799,358.82/51,847.88
  6. Step 6: Final answer
    x = 25,185.20

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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.