Home / 31,932.77-47,904.96-10,871.73

Finding the Fourth Proportional to 31,932.77, 47,904.96 and 10,871.73

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Solution

The fourth proportional to 31,932.77, 47,904.96 and 10,871.73 is: 16,309.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,932.77 : 47,904.96 = 10,871.73 : x
  2. Step 2: Convert to fraction form
    31,932.77/47,904.96 = 10,871.73/x
  3. Step 3: Cross multiply
    31,932.77x = 47,904.96 × 10,871.73
  4. Step 4: Simplify right side
    31,932.77x = 520,809,570.37
  5. Step 5: Solve for x
    x = 520,809,570.37/31,932.77
  6. Step 6: Final answer
    x = 16,309.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.