Home / 15,285.88-22,932.40-4,755.36

Finding the Fourth Proportional to 15,285.88, 22,932.40 and 4,755.36

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Solution

The fourth proportional to 15,285.88, 22,932.40 and 4,755.36 is: 7,134.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,285.88 : 22,932.40 = 4,755.36 : x
  2. Step 2: Convert to fraction form
    15,285.88/22,932.40 = 4,755.36/x
  3. Step 3: Cross multiply
    15,285.88x = 22,932.40 × 4,755.36
  4. Step 4: Simplify right side
    15,285.88x = 109,051,817.66
  5. Step 5: Solve for x
    x = 109,051,817.66/15,285.88
  6. Step 6: Final answer
    x = 7,134.15

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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.