Home / 31,770.87-43,849.04-17,628.27

Finding the Fourth Proportional to 31,770.87, 43,849.04 and 17,628.27

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Solution

The fourth proportional to 31,770.87, 43,849.04 and 17,628.27 is: 24,329.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,770.87 : 43,849.04 = 17,628.27 : x
  2. Step 2: Convert to fraction form
    31,770.87/43,849.04 = 17,628.27/x
  3. Step 3: Cross multiply
    31,770.87x = 43,849.04 × 17,628.27
  4. Step 4: Simplify right side
    31,770.87x = 772,982,716.36
  5. Step 5: Solve for x
    x = 772,982,716.36/31,770.87
  6. Step 6: Final answer
    x = 24,329.92

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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.