Home / 31,796.92-43,877.55-17,648.65

Finding the Fourth Proportional to 31,796.92, 43,877.55 and 17,648.65

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Solution

The fourth proportional to 31,796.92, 43,877.55 and 17,648.65 is: 24,353.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,796.92 : 43,877.55 = 17,648.65 : x
  2. Step 2: Convert to fraction form
    31,796.92/43,877.55 = 17,648.65/x
  3. Step 3: Cross multiply
    31,796.92x = 43,877.55 × 17,648.65
  4. Step 4: Simplify right side
    31,796.92x = 774,379,643.84
  5. Step 5: Solve for x
    x = 774,379,643.84/31,796.92
  6. Step 6: Final answer
    x = 24,353.92

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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.