Home / 14,691.49-22,040.88-6,891.19

Finding the Fourth Proportional to 14,691.49, 22,040.88 and 6,891.19

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Solution

The fourth proportional to 14,691.49, 22,040.88 and 6,891.19 is: 10,338.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,691.49 : 22,040.88 = 6,891.19 : x
  2. Step 2: Convert to fraction form
    14,691.49/22,040.88 = 6,891.19/x
  3. Step 3: Cross multiply
    14,691.49x = 22,040.88 × 6,891.19
  4. Step 4: Simplify right side
    14,691.49x = 151,887,810.90
  5. Step 5: Solve for x
    x = 151,887,810.90/14,691.49
  6. Step 6: Final answer
    x = 10,338.49

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1.5x scale

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.