Home / 16,278.13-22,455.70-10,963.72

Finding the Fourth Proportional to 16,278.13, 22,455.70 and 10,963.72

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Solution

The fourth proportional to 16,278.13, 22,455.70 and 10,963.72 is: 15,124.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,278.13 : 22,455.70 = 10,963.72 : x
  2. Step 2: Convert to fraction form
    16,278.13/22,455.70 = 10,963.72/x
  3. Step 3: Cross multiply
    16,278.13x = 22,455.70 × 10,963.72
  4. Step 4: Simplify right side
    16,278.13x = 246,198,007.20
  5. Step 5: Solve for x
    x = 246,198,007.20/16,278.13
  6. Step 6: Final answer
    x = 15,124.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.