Home / 18,028.28-24,876.55-10,069.49

Finding the Fourth Proportional to 18,028.28, 24,876.55 and 10,069.49

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Solution

The fourth proportional to 18,028.28, 24,876.55 and 10,069.49 is: 13,894.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.28 : 24,876.55 = 10,069.49 : x
  2. Step 2: Convert to fraction form
    18,028.28/24,876.55 = 10,069.49/x
  3. Step 3: Cross multiply
    18,028.28x = 24,876.55 × 10,069.49
  4. Step 4: Simplify right side
    18,028.28x = 250,494,171.46
  5. Step 5: Solve for x
    x = 250,494,171.46/18,028.28
  6. Step 6: Final answer
    x = 13,894.51

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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.