Home / 51,226.85-76,849.08-15,687.29

Finding the Fourth Proportional to 51,226.85, 76,849.08 and 15,687.29

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Solution

The fourth proportional to 51,226.85, 76,849.08 and 15,687.29 is: 23,533.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,226.85 : 76,849.08 = 15,687.29 : x
  2. Step 2: Convert to fraction form
    51,226.85/76,849.08 = 15,687.29/x
  3. Step 3: Cross multiply
    51,226.85x = 76,849.08 × 15,687.29
  4. Step 4: Simplify right side
    51,226.85x = 1,205,553,419.95
  5. Step 5: Solve for x
    x = 1,205,553,419.95/51,226.85
  6. Step 6: Final answer
    x = 23,533.63

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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.