Home / 22,113.56-33,175.20-10,426.88

Finding the Fourth Proportional to 22,113.56, 33,175.20 and 10,426.88

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Solution

The fourth proportional to 22,113.56, 33,175.20 and 10,426.88 is: 15,642.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,113.56 : 33,175.20 = 10,426.88 : x
  2. Step 2: Convert to fraction form
    22,113.56/33,175.20 = 10,426.88/x
  3. Step 3: Cross multiply
    22,113.56x = 33,175.20 × 10,426.88
  4. Step 4: Simplify right side
    22,113.56x = 345,913,829.38
  5. Step 5: Solve for x
    x = 345,913,829.38/22,113.56
  6. Step 6: Final answer
    x = 15,642.61

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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.