Home / 31,706.97-43,710.40-22,751.61

Finding the Fourth Proportional to 31,706.97, 43,710.40 and 22,751.61

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Solution

The fourth proportional to 31,706.97, 43,710.40 and 22,751.61 is: 31,364.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,706.97 : 43,710.40 = 22,751.61 : x
  2. Step 2: Convert to fraction form
    31,706.97/43,710.40 = 22,751.61/x
  3. Step 3: Cross multiply
    31,706.97x = 43,710.40 × 22,751.61
  4. Step 4: Simplify right side
    31,706.97x = 994,481,641.43
  5. Step 5: Solve for x
    x = 994,481,641.43/31,706.97
  6. Step 6: Final answer
    x = 31,364.77

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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.