Home / 51,226.56-76,815.36-26,278.56

Finding the Fourth Proportional to 51,226.56, 76,815.36 and 26,278.56

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Solution

The fourth proportional to 51,226.56, 76,815.36 and 26,278.56 is: 39,405.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,226.56 : 76,815.36 = 26,278.56 : x
  2. Step 2: Convert to fraction form
    51,226.56/76,815.36 = 26,278.56/x
  3. Step 3: Cross multiply
    51,226.56x = 76,815.36 × 26,278.56
  4. Step 4: Simplify right side
    51,226.56x = 2,018,597,046.68
  5. Step 5: Solve for x
    x = 2,018,597,046.68/51,226.56
  6. Step 6: Final answer
    x = 39,405.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.