Home / 49,511.28-68,330.52-28,293.72

Finding the Fourth Proportional to 49,511.28, 68,330.52 and 28,293.72

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Solution

The fourth proportional to 49,511.28, 68,330.52 and 28,293.72 is: 39,048.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,511.28 : 68,330.52 = 28,293.72 : x
  2. Step 2: Convert to fraction form
    49,511.28/68,330.52 = 28,293.72/x
  3. Step 3: Cross multiply
    49,511.28x = 68,330.52 × 28,293.72
  4. Step 4: Simplify right side
    49,511.28x = 1,933,324,600.33
  5. Step 5: Solve for x
    x = 1,933,324,600.33/49,511.28
  6. Step 6: Final answer
    x = 39,048.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.