Home / 18,824.38-25,977.78-10,326.57

Finding the Fourth Proportional to 18,824.38, 25,977.78 and 10,326.57

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Solution

The fourth proportional to 18,824.38, 25,977.78 and 10,326.57 is: 14,250.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,824.38 : 25,977.78 = 10,326.57 : x
  2. Step 2: Convert to fraction form
    18,824.38/25,977.78 = 10,326.57/x
  3. Step 3: Cross multiply
    18,824.38x = 25,977.78 × 10,326.57
  4. Step 4: Simplify right side
    18,824.38x = 268,261,363.61
  5. Step 5: Solve for x
    x = 268,261,363.61/18,824.38
  6. Step 6: Final answer
    x = 14,250.74

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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.