Home / 18,188.73-25,096.70-10,633.61

Finding the Fourth Proportional to 18,188.73, 25,096.70 and 10,633.61

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Solution

The fourth proportional to 18,188.73, 25,096.70 and 10,633.61 is: 14,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,188.73 : 25,096.70 = 10,633.61 : x
  2. Step 2: Convert to fraction form
    18,188.73/25,096.70 = 10,633.61/x
  3. Step 3: Cross multiply
    18,188.73x = 25,096.70 × 10,633.61
  4. Step 4: Simplify right side
    18,188.73x = 266,868,609.41
  5. Step 5: Solve for x
    x = 266,868,609.41/18,188.73
  6. Step 6: Final answer
    x = 14,672.20

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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.