Home / 22,947.12-34,422.39-11,846.88

Finding the Fourth Proportional to 22,947.12, 34,422.39 and 11,846.88

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Solution

The fourth proportional to 22,947.12, 34,422.39 and 11,846.88 is: 17,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,947.12 : 34,422.39 = 11,846.88 : x
  2. Step 2: Convert to fraction form
    22,947.12/34,422.39 = 11,846.88/x
  3. Step 3: Cross multiply
    22,947.12x = 34,422.39 × 11,846.88
  4. Step 4: Simplify right side
    22,947.12x = 407,797,923.64
  5. Step 5: Solve for x
    x = 407,797,923.64/22,947.12
  6. Step 6: Final answer
    x = 17,771.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.