Home / 51,210.30-76,850.02-17,930.64

Finding the Fourth Proportional to 51,210.30, 76,850.02 and 17,930.64

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Solution

The fourth proportional to 51,210.30, 76,850.02 and 17,930.64 is: 26,908.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,210.30 : 76,850.02 = 17,930.64 : x
  2. Step 2: Convert to fraction form
    51,210.30/76,850.02 = 17,930.64/x
  3. Step 3: Cross multiply
    51,210.30x = 76,850.02 × 17,930.64
  4. Step 4: Simplify right side
    51,210.30x = 1,377,970,042.61
  5. Step 5: Solve for x
    x = 1,377,970,042.61/51,210.30
  6. Step 6: Final answer
    x = 26,908.06

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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.