Home / 49,134.89-67,806.21-26,778.89

Finding the Fourth Proportional to 49,134.89, 67,806.21 and 26,778.89

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Solution

The fourth proportional to 49,134.89, 67,806.21 and 26,778.89 is: 36,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,134.89 : 67,806.21 = 26,778.89 : x
  2. Step 2: Convert to fraction form
    49,134.89/67,806.21 = 26,778.89/x
  3. Step 3: Cross multiply
    49,134.89x = 67,806.21 × 26,778.89
  4. Step 4: Simplify right side
    49,134.89x = 1,815,775,038.91
  5. Step 5: Solve for x
    x = 1,815,775,038.91/49,134.89
  6. Step 6: Final answer
    x = 36,954.90

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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.