Home / 31,789.04-43,868.04-17,641.52

Finding the Fourth Proportional to 31,789.04, 43,868.04 and 17,641.52

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Solution

The fourth proportional to 31,789.04, 43,868.04 and 17,641.52 is: 24,344.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,789.04 : 43,868.04 = 17,641.52 : x
  2. Step 2: Convert to fraction form
    31,789.04/43,868.04 = 17,641.52/x
  3. Step 3: Cross multiply
    31,789.04x = 43,868.04 × 17,641.52
  4. Step 4: Simplify right side
    31,789.04x = 773,898,905.02
  5. Step 5: Solve for x
    x = 773,898,905.02/31,789.04
  6. Step 6: Final answer
    x = 24,344.83

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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.