Home / 31,789.01-43,867.08-17,641.01

Finding the Fourth Proportional to 31,789.01, 43,867.08 and 17,641.01

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Solution

The fourth proportional to 31,789.01, 43,867.08 and 17,641.01 is: 24,343.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,789.01 : 43,867.08 = 17,641.01 : x
  2. Step 2: Convert to fraction form
    31,789.01/43,867.08 = 17,641.01/x
  3. Step 3: Cross multiply
    31,789.01x = 43,867.08 × 17,641.01
  4. Step 4: Simplify right side
    31,789.01x = 773,859,377.62
  5. Step 5: Solve for x
    x = 773,859,377.62/31,789.01
  6. Step 6: Final answer
    x = 24,343.62

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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.