Home / 27,942.57-41,904.96-9,219.12

Finding the Fourth Proportional to 27,942.57, 41,904.96 and 9,219.12

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Solution

The fourth proportional to 27,942.57, 41,904.96 and 9,219.12 is: 13,825.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.57 : 41,904.96 = 9,219.12 : x
  2. Step 2: Convert to fraction form
    27,942.57/41,904.96 = 9,219.12/x
  3. Step 3: Cross multiply
    27,942.57x = 41,904.96 × 9,219.12
  4. Step 4: Simplify right side
    27,942.57x = 386,326,854.84
  5. Step 5: Solve for x
    x = 386,326,854.84/27,942.57
  6. Step 6: Final answer
    x = 13,825.75

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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.