Home / 31,617.60-43,632.40-17,277.43

Finding the Fourth Proportional to 31,617.60, 43,632.40 and 17,277.43

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Solution

The fourth proportional to 31,617.60, 43,632.40 and 17,277.43 is: 23,842.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,617.60 : 43,632.40 = 17,277.43 : x
  2. Step 2: Convert to fraction form
    31,617.60/43,632.40 = 17,277.43/x
  3. Step 3: Cross multiply
    31,617.60x = 43,632.40 × 17,277.43
  4. Step 4: Simplify right side
    31,617.60x = 753,855,584.46
  5. Step 5: Solve for x
    x = 753,855,584.46/31,617.60
  6. Step 6: Final answer
    x = 23,842.91

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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.