Home / 18,808.05-25,955.37-10,310.97

Finding the Fourth Proportional to 18,808.05, 25,955.37 and 10,310.97

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Solution

The fourth proportional to 18,808.05, 25,955.37 and 10,310.97 is: 14,229.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,808.05 : 25,955.37 = 10,310.97 : x
  2. Step 2: Convert to fraction form
    18,808.05/25,955.37 = 10,310.97/x
  3. Step 3: Cross multiply
    18,808.05x = 25,955.37 × 10,310.97
  4. Step 4: Simplify right side
    18,808.05x = 267,625,041.41
  5. Step 5: Solve for x
    x = 267,625,041.41/18,808.05
  6. Step 6: Final answer
    x = 14,229.28

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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.