Home / 31,608.73-43,618.89-17,268.61

Finding the Fourth Proportional to 31,608.73, 43,618.89 and 17,268.61

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Solution

The fourth proportional to 31,608.73, 43,618.89 and 17,268.61 is: 23,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,608.73 : 43,618.89 = 17,268.61 : x
  2. Step 2: Convert to fraction form
    31,608.73/43,618.89 = 17,268.61/x
  3. Step 3: Cross multiply
    31,608.73x = 43,618.89 × 17,268.61
  4. Step 4: Simplify right side
    31,608.73x = 753,237,600.04
  5. Step 5: Solve for x
    x = 753,237,600.04/31,608.73
  6. Step 6: Final answer
    x = 23,830.05

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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.