Home / 12,293.27-18,418.02-5,161.83

Finding the Fourth Proportional to 12,293.27, 18,418.02 and 5,161.83

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Solution

The fourth proportional to 12,293.27, 18,418.02 and 5,161.83 is: 7,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293.27 : 18,418.02 = 5,161.83 : x
  2. Step 2: Convert to fraction form
    12,293.27/18,418.02 = 5,161.83/x
  3. Step 3: Cross multiply
    12,293.27x = 18,418.02 × 5,161.83
  4. Step 4: Simplify right side
    12,293.27x = 95,070,688.18
  5. Step 5: Solve for x
    x = 95,070,688.18/12,293.27
  6. Step 6: Final answer
    x = 7,733.56

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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.