Home / 16,304.74-22,519.02-10,990.42

Finding the Fourth Proportional to 16,304.74, 22,519.02 and 10,990.42

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Solution

The fourth proportional to 16,304.74, 22,519.02 and 10,990.42 is: 15,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,304.74 : 22,519.02 = 10,990.42 : x
  2. Step 2: Convert to fraction form
    16,304.74/22,519.02 = 10,990.42/x
  3. Step 3: Cross multiply
    16,304.74x = 22,519.02 × 10,990.42
  4. Step 4: Simplify right side
    16,304.74x = 247,493,487.79
  5. Step 5: Solve for x
    x = 247,493,487.79/16,304.74
  6. Step 6: Final answer
    x = 15,179.24

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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.