Home / 49,639.79-68,502.91-26,978.83

Finding the Fourth Proportional to 49,639.79, 68,502.91 and 26,978.83

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Solution

The fourth proportional to 49,639.79, 68,502.91 and 26,978.83 is: 37,230.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,639.79 : 68,502.91 = 26,978.83 : x
  2. Step 2: Convert to fraction form
    49,639.79/68,502.91 = 26,978.83/x
  3. Step 3: Cross multiply
    49,639.79x = 68,502.91 × 26,978.83
  4. Step 4: Simplify right side
    49,639.79x = 1,848,128,363.40
  5. Step 5: Solve for x
    x = 1,848,128,363.40/49,639.79
  6. Step 6: Final answer
    x = 37,230.79

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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.