Home / 16,257.28-22,453.56-10,942.87

Finding the Fourth Proportional to 16,257.28, 22,453.56 and 10,942.87

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Solution

The fourth proportional to 16,257.28, 22,453.56 and 10,942.87 is: 15,113.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,257.28 : 22,453.56 = 10,942.87 : x
  2. Step 2: Convert to fraction form
    16,257.28/22,453.56 = 10,942.87/x
  3. Step 3: Cross multiply
    16,257.28x = 22,453.56 × 10,942.87
  4. Step 4: Simplify right side
    16,257.28x = 245,706,388.12
  5. Step 5: Solve for x
    x = 245,706,388.12/16,257.28
  6. Step 6: Final answer
    x = 15,113.62

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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.