Home / 16,121.04-22,238.64-10,141.44

Finding the Fourth Proportional to 16,121.04, 22,238.64 and 10,141.44

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Solution

The fourth proportional to 16,121.04, 22,238.64 and 10,141.44 is: 13,989.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.04 : 22,238.64 = 10,141.44 : x
  2. Step 2: Convert to fraction form
    16,121.04/22,238.64 = 10,141.44/x
  3. Step 3: Cross multiply
    16,121.04x = 22,238.64 × 10,141.44
  4. Step 4: Simplify right side
    16,121.04x = 225,531,833.24
  5. Step 5: Solve for x
    x = 225,531,833.24/16,121.04
  6. Step 6: Final answer
    x = 13,989.91

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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.