Home / 31,627.15-43,645.59-17,287.27

Finding the Fourth Proportional to 31,627.15, 43,645.59 and 17,287.27

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Solution

The fourth proportional to 31,627.15, 43,645.59 and 17,287.27 is: 23,856.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,627.15 : 43,645.59 = 17,287.27 : x
  2. Step 2: Convert to fraction form
    31,627.15/43,645.59 = 17,287.27/x
  3. Step 3: Cross multiply
    31,627.15x = 43,645.59 × 17,287.27
  4. Step 4: Simplify right side
    31,627.15x = 754,512,923.63
  5. Step 5: Solve for x
    x = 754,512,923.63/31,627.15
  6. Step 6: Final answer
    x = 23,856.50

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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.