Home / 12,283.83-18,425.73-3,049.83

Finding the Fourth Proportional to 12,283.83, 18,425.73 and 3,049.83

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Solution

The fourth proportional to 12,283.83, 18,425.73 and 3,049.83 is: 4,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,283.83 : 18,425.73 = 3,049.83 : x
  2. Step 2: Convert to fraction form
    12,283.83/18,425.73 = 3,049.83/x
  3. Step 3: Cross multiply
    12,283.83x = 18,425.73 × 3,049.83
  4. Step 4: Simplify right side
    12,283.83x = 56,195,344.13
  5. Step 5: Solve for x
    x = 56,195,344.13/12,283.83
  6. Step 6: Final answer
    x = 4,574.74

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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.