Home / 31,627.02-43,645.42-17,287.14

Finding the Fourth Proportional to 31,627.02, 43,645.42 and 17,287.14

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Solution

The fourth proportional to 31,627.02, 43,645.42 and 17,287.14 is: 23,856.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,627.02 : 43,645.42 = 17,287.14 : x
  2. Step 2: Convert to fraction form
    31,627.02/43,645.42 = 17,287.14/x
  3. Step 3: Cross multiply
    31,627.02x = 43,645.42 × 17,287.14
  4. Step 4: Simplify right side
    31,627.02x = 754,504,485.90
  5. Step 5: Solve for x
    x = 754,504,485.90/31,627.02
  6. Step 6: Final answer
    x = 23,856.33

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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.