Home / 18,306.33-25,262.60-10,348.56

Finding the Fourth Proportional to 18,306.33, 25,262.60 and 10,348.56

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Solution

The fourth proportional to 18,306.33, 25,262.60 and 10,348.56 is: 14,280.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.33 : 25,262.60 = 10,348.56 : x
  2. Step 2: Convert to fraction form
    18,306.33/25,262.60 = 10,348.56/x
  3. Step 3: Cross multiply
    18,306.33x = 25,262.60 × 10,348.56
  4. Step 4: Simplify right side
    18,306.33x = 261,431,405.54
  5. Step 5: Solve for x
    x = 261,431,405.54/18,306.33
  6. Step 6: Final answer
    x = 14,280.93

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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.