Home / 49,665.92-74,496.87-12,224.16

Finding the Fourth Proportional to 49,665.92, 74,496.87 and 12,224.16

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Solution

The fourth proportional to 49,665.92, 74,496.87 and 12,224.16 is: 18,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,665.92 : 74,496.87 = 12,224.16 : x
  2. Step 2: Convert to fraction form
    49,665.92/74,496.87 = 12,224.16/x
  3. Step 3: Cross multiply
    49,665.92x = 74,496.87 × 12,224.16
  4. Step 4: Simplify right side
    49,665.92x = 910,661,658.38
  5. Step 5: Solve for x
    x = 910,661,658.38/49,665.92
  6. Step 6: Final answer
    x = 18,335.75

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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.