Home / 12,933.94-19,425.51-8,037.79

Finding the Fourth Proportional to 12,933.94, 19,425.51 and 8,037.79

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Solution

The fourth proportional to 12,933.94, 19,425.51 and 8,037.79 is: 12,071.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933.94 : 19,425.51 = 8,037.79 : x
  2. Step 2: Convert to fraction form
    12,933.94/19,425.51 = 8,037.79/x
  3. Step 3: Cross multiply
    12,933.94x = 19,425.51 × 8,037.79
  4. Step 4: Simplify right side
    12,933.94x = 156,138,170.02
  5. Step 5: Solve for x
    x = 156,138,170.02/12,933.94
  6. Step 6: Final answer
    x = 12,071.97

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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.