Home / 12,634.11-18,951.21-5,700.51

Finding the Fourth Proportional to 12,634.11, 18,951.21 and 5,700.51

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Solution

The fourth proportional to 12,634.11, 18,951.21 and 5,700.51 is: 8,550.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634.11 : 18,951.21 = 5,700.51 : x
  2. Step 2: Convert to fraction form
    12,634.11/18,951.21 = 5,700.51/x
  3. Step 3: Cross multiply
    12,634.11x = 18,951.21 × 5,700.51
  4. Step 4: Simplify right side
    12,634.11x = 108,031,562.12
  5. Step 5: Solve for x
    x = 108,031,562.12/12,634.11
  6. Step 6: Final answer
    x = 8,550.79

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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.