Home / 18,229.05-25,156.02-10,676.79

Finding the Fourth Proportional to 18,229.05, 25,156.02 and 10,676.79

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Solution

The fourth proportional to 18,229.05, 25,156.02 and 10,676.79 is: 14,733.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,229.05 : 25,156.02 = 10,676.79 : x
  2. Step 2: Convert to fraction form
    18,229.05/25,156.02 = 10,676.79/x
  3. Step 3: Cross multiply
    18,229.05x = 25,156.02 × 10,676.79
  4. Step 4: Simplify right side
    18,229.05x = 268,585,542.78
  5. Step 5: Solve for x
    x = 268,585,542.78/18,229.05
  6. Step 6: Final answer
    x = 14,733.93

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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.