Home / 19,711.11-29,560.29-6,559.95

Finding the Fourth Proportional to 19,711.11, 29,560.29 and 6,559.95

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Solution

The fourth proportional to 19,711.11, 29,560.29 and 6,559.95 is: 9,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711.11 : 29,560.29 = 6,559.95 : x
  2. Step 2: Convert to fraction form
    19,711.11/29,560.29 = 6,559.95/x
  3. Step 3: Cross multiply
    19,711.11x = 29,560.29 × 6,559.95
  4. Step 4: Simplify right side
    19,711.11x = 193,914,024.39
  5. Step 5: Solve for x
    x = 193,914,024.39/19,711.11
  6. Step 6: Final answer
    x = 9,837.80

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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.