Home / 27,639.30-41,428.14-10,994.88

Finding the Fourth Proportional to 27,639.30, 41,428.14 and 10,994.88

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Solution

The fourth proportional to 27,639.30, 41,428.14 and 10,994.88 is: 16,480.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,639.30 : 41,428.14 = 10,994.88 : x
  2. Step 2: Convert to fraction form
    27,639.30/41,428.14 = 10,994.88/x
  3. Step 3: Cross multiply
    27,639.30x = 41,428.14 × 10,994.88
  4. Step 4: Simplify right side
    27,639.30x = 455,497,427.92
  5. Step 5: Solve for x
    x = 455,497,427.92/27,639.30
  6. Step 6: Final answer
    x = 16,480.06

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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.