Home / 31,716.89-43,770.75-17,569.74

Finding the Fourth Proportional to 31,716.89, 43,770.75 and 17,569.74

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Solution

The fourth proportional to 31,716.89, 43,770.75 and 17,569.74 is: 24,247.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,716.89 : 43,770.75 = 17,569.74 : x
  2. Step 2: Convert to fraction form
    31,716.89/43,770.75 = 17,569.74/x
  3. Step 3: Cross multiply
    31,716.89x = 43,770.75 × 17,569.74
  4. Step 4: Simplify right side
    31,716.89x = 769,040,697.11
  5. Step 5: Solve for x
    x = 769,040,697.11/31,716.89
  6. Step 6: Final answer
    x = 24,247.04

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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.