Home / 15,146.11-22,701.39-6,816.39

Finding the Fourth Proportional to 15,146.11, 22,701.39 and 6,816.39

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Solution

The fourth proportional to 15,146.11, 22,701.39 and 6,816.39 is: 10,216.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146.11 : 22,701.39 = 6,816.39 : x
  2. Step 2: Convert to fraction form
    15,146.11/22,701.39 = 6,816.39/x
  3. Step 3: Cross multiply
    15,146.11x = 22,701.39 × 6,816.39
  4. Step 4: Simplify right side
    15,146.11x = 154,741,414.28
  5. Step 5: Solve for x
    x = 154,741,414.28/15,146.11
  6. Step 6: Final answer
    x = 10,216.58

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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.