Home / 49,684.78-68,564.94-28,464.13

Finding the Fourth Proportional to 49,684.78, 68,564.94 and 28,464.13

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Solution

The fourth proportional to 49,684.78, 68,564.94 and 28,464.13 is: 39,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,684.78 : 68,564.94 = 28,464.13 : x
  2. Step 2: Convert to fraction form
    49,684.78/68,564.94 = 28,464.13/x
  3. Step 3: Cross multiply
    49,684.78x = 68,564.94 × 28,464.13
  4. Step 4: Simplify right side
    49,684.78x = 1,951,641,300.93
  5. Step 5: Solve for x
    x = 1,951,641,300.93/49,684.78
  6. Step 6: Final answer
    x = 39,280.47

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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.