Home / 18,910.88-28,360.56-6,596

Finding the Fourth Proportional to 18,910.88, 28,360.56 and 6,596

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Solution

The fourth proportional to 18,910.88, 28,360.56 and 6,596 is: 9,891.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,910.88 : 28,360.56 = 6,596 : x
  2. Step 2: Convert to fraction form
    18,910.88/28,360.56 = 6,596/x
  3. Step 3: Cross multiply
    18,910.88x = 28,360.56 × 6,596
  4. Step 4: Simplify right side
    18,910.88x = 187,066,253.76
  5. Step 5: Solve for x
    x = 187,066,253.76/18,910.88
  6. Step 6: Final answer
    x = 9,891.99

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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.