Home / 31,595.65-43,602.09-17,255.61

Finding the Fourth Proportional to 31,595.65, 43,602.09 and 17,255.61

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Solution

The fourth proportional to 31,595.65, 43,602.09 and 17,255.61 is: 23,812.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,595.65 : 43,602.09 = 17,255.61 : x
  2. Step 2: Convert to fraction form
    31,595.65/43,602.09 = 17,255.61/x
  3. Step 3: Cross multiply
    31,595.65x = 43,602.09 × 17,255.61
  4. Step 4: Simplify right side
    31,595.65x = 752,380,660.22
  5. Step 5: Solve for x
    x = 752,380,660.22/31,595.65
  6. Step 6: Final answer
    x = 23,812.79

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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.