Home / 49,472.91-68,273.38-28,252.19

Finding the Fourth Proportional to 49,472.91, 68,273.38 and 28,252.19

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Solution

The fourth proportional to 49,472.91, 68,273.38 and 28,252.19 is: 38,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,472.91 : 68,273.38 = 28,252.19 : x
  2. Step 2: Convert to fraction form
    49,472.91/68,273.38 = 28,252.19/x
  3. Step 3: Cross multiply
    49,472.91x = 68,273.38 × 28,252.19
  4. Step 4: Simplify right side
    49,472.91x = 1,928,872,709.70
  5. Step 5: Solve for x
    x = 1,928,872,709.70/49,472.91
  6. Step 6: Final answer
    x = 38,988.46

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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.