Home / 27,751.28-41,628.36-9,284.72

Finding the Fourth Proportional to 27,751.28, 41,628.36 and 9,284.72

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Solution

The fourth proportional to 27,751.28, 41,628.36 and 9,284.72 is: 13,927.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,751.28 : 41,628.36 = 9,284.72 : x
  2. Step 2: Convert to fraction form
    27,751.28/41,628.36 = 9,284.72/x
  3. Step 3: Cross multiply
    27,751.28x = 41,628.36 × 9,284.72
  4. Step 4: Simplify right side
    27,751.28x = 386,507,666.66
  5. Step 5: Solve for x
    x = 386,507,666.66/27,751.28
  6. Step 6: Final answer
    x = 13,927.56

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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.