Home / 27,228.90-40,845.66-7,507.46

Finding the Fourth Proportional to 27,228.90, 40,845.66 and 7,507.46

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Solution

The fourth proportional to 27,228.90, 40,845.66 and 7,507.46 is: 11,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,228.90 : 40,845.66 = 7,507.46 : x
  2. Step 2: Convert to fraction form
    27,228.90/40,845.66 = 7,507.46/x
  3. Step 3: Cross multiply
    27,228.90x = 40,845.66 × 7,507.46
  4. Step 4: Simplify right side
    27,228.90x = 306,647,158.62
  5. Step 5: Solve for x
    x = 306,647,158.62/27,228.90
  6. Step 6: Final answer
    x = 11,261.83

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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.