Home / 27,619.68-41,416.68-8,896.20

Finding the Fourth Proportional to 27,619.68, 41,416.68 and 8,896.20

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Solution

The fourth proportional to 27,619.68, 41,416.68 and 8,896.20 is: 13,340.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,619.68 : 41,416.68 = 8,896.20 : x
  2. Step 2: Convert to fraction form
    27,619.68/41,416.68 = 8,896.20/x
  3. Step 3: Cross multiply
    27,619.68x = 41,416.68 × 8,896.20
  4. Step 4: Simplify right side
    27,619.68x = 368,451,068.62
  5. Step 5: Solve for x
    x = 368,451,068.62/27,619.68
  6. Step 6: Final answer
    x = 13,340.16

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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.