Home / 36,277.54-54,417.39-9,982.78

Finding the Fourth Proportional to 36,277.54, 54,417.39 and 9,982.78

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Solution

The fourth proportional to 36,277.54, 54,417.39 and 9,982.78 is: 14,974.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,277.54 : 54,417.39 = 9,982.78 : x
  2. Step 2: Convert to fraction form
    36,277.54/54,417.39 = 9,982.78/x
  3. Step 3: Cross multiply
    36,277.54x = 54,417.39 × 9,982.78
  4. Step 4: Simplify right side
    36,277.54x = 543,236,832.54
  5. Step 5: Solve for x
    x = 543,236,832.54/36,277.54
  6. Step 6: Final answer
    x = 14,974.47

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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.