Home / 31,517.67-43,493.74-17,370.51

Finding the Fourth Proportional to 31,517.67, 43,493.74 and 17,370.51

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Solution

The fourth proportional to 31,517.67, 43,493.74 and 17,370.51 is: 23,970.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,517.67 : 43,493.74 = 17,370.51 : x
  2. Step 2: Convert to fraction form
    31,517.67/43,493.74 = 17,370.51/x
  3. Step 3: Cross multiply
    31,517.67x = 43,493.74 × 17,370.51
  4. Step 4: Simplify right side
    31,517.67x = 755,508,402.18
  5. Step 5: Solve for x
    x = 755,508,402.18/31,517.67
  6. Step 6: Final answer
    x = 23,970.95

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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.