Home / 17,966.28-24,767.72-12,644.56

Finding the Fourth Proportional to 17,966.28, 24,767.72 and 12,644.56

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Solution

The fourth proportional to 17,966.28, 24,767.72 and 12,644.56 is: 17,431.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966.28 : 24,767.72 = 12,644.56 : x
  2. Step 2: Convert to fraction form
    17,966.28/24,767.72 = 12,644.56/x
  3. Step 3: Cross multiply
    17,966.28x = 24,767.72 × 12,644.56
  4. Step 4: Simplify right side
    17,966.28x = 313,176,921.60
  5. Step 5: Solve for x
    x = 313,176,921.60/17,966.28
  6. Step 6: Final answer
    x = 17,431.37

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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.