Home / 49,639.57-68,502.93-26,978.61

Finding the Fourth Proportional to 49,639.57, 68,502.93 and 26,978.61

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Solution

The fourth proportional to 49,639.57, 68,502.93 and 26,978.61 is: 37,230.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,639.57 : 68,502.93 = 26,978.61 : x
  2. Step 2: Convert to fraction form
    49,639.57/68,502.93 = 26,978.61/x
  3. Step 3: Cross multiply
    49,639.57x = 68,502.93 × 26,978.61
  4. Step 4: Simplify right side
    49,639.57x = 1,848,113,832.33
  5. Step 5: Solve for x
    x = 1,848,113,832.33/49,639.57
  6. Step 6: Final answer
    x = 37,230.66

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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.