Home / 31,327.16-43,234.25-17,182.76

Finding the Fourth Proportional to 31,327.16, 43,234.25 and 17,182.76

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Solution

The fourth proportional to 31,327.16, 43,234.25 and 17,182.76 is: 23,713.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,327.16 : 43,234.25 = 17,182.76 : x
  2. Step 2: Convert to fraction form
    31,327.16/43,234.25 = 17,182.76/x
  3. Step 3: Cross multiply
    31,327.16x = 43,234.25 × 17,182.76
  4. Step 4: Simplify right side
    31,327.16x = 742,883,439.44
  5. Step 5: Solve for x
    x = 742,883,439.44/31,327.16
  6. Step 6: Final answer
    x = 23,713.72

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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.