Home / 49,431.81-68,215.56-26,770.28

Finding the Fourth Proportional to 49,431.81, 68,215.56 and 26,770.28

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Solution

The fourth proportional to 49,431.81, 68,215.56 and 26,770.28 is: 36,942.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,431.81 : 68,215.56 = 26,770.28 : x
  2. Step 2: Convert to fraction form
    49,431.81/68,215.56 = 26,770.28/x
  3. Step 3: Cross multiply
    49,431.81x = 68,215.56 × 26,770.28
  4. Step 4: Simplify right side
    49,431.81x = 1,826,149,775.66
  5. Step 5: Solve for x
    x = 1,826,149,775.66/49,431.81
  6. Step 6: Final answer
    x = 36,942.81

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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.