Home / 31,517.24-43,492.68-17,176.77

Finding the Fourth Proportional to 31,517.24, 43,492.68 and 17,176.77

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Solution

The fourth proportional to 31,517.24, 43,492.68 and 17,176.77 is: 23,703.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,517.24 : 43,492.68 = 17,176.77 : x
  2. Step 2: Convert to fraction form
    31,517.24/43,492.68 = 17,176.77/x
  3. Step 3: Cross multiply
    31,517.24x = 43,492.68 × 17,176.77
  4. Step 4: Simplify right side
    31,517.24x = 747,063,761.04
  5. Step 5: Solve for x
    x = 747,063,761.04/31,517.24
  6. Step 6: Final answer
    x = 23,703.34

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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.