Home / 16,156.28-22,286.56-9,440.48

Finding the Fourth Proportional to 16,156.28, 22,286.56 and 9,440.48

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Solution

The fourth proportional to 16,156.28, 22,286.56 and 9,440.48 is: 13,022.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,156.28 : 22,286.56 = 9,440.48 : x
  2. Step 2: Convert to fraction form
    16,156.28/22,286.56 = 9,440.48/x
  3. Step 3: Cross multiply
    16,156.28x = 22,286.56 × 9,440.48
  4. Step 4: Simplify right side
    16,156.28x = 210,395,823.95
  5. Step 5: Solve for x
    x = 210,395,823.95/16,156.28
  6. Step 6: Final answer
    x = 13,022.54

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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.