Home / 18,797.15-25,940.05-10,299.82

Finding the Fourth Proportional to 18,797.15, 25,940.05 and 10,299.82

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Solution

The fourth proportional to 18,797.15, 25,940.05 and 10,299.82 is: 14,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,797.15 : 25,940.05 = 10,299.82 : x
  2. Step 2: Convert to fraction form
    18,797.15/25,940.05 = 10,299.82/x
  3. Step 3: Cross multiply
    18,797.15x = 25,940.05 × 10,299.82
  4. Step 4: Simplify right side
    18,797.15x = 267,177,755.19
  5. Step 5: Solve for x
    x = 267,177,755.19/18,797.15
  6. Step 6: Final answer
    x = 14,213.74

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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.