Home / 27,553.90-41,318.70-10,908.40

Finding the Fourth Proportional to 27,553.90, 41,318.70 and 10,908.40

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Solution

The fourth proportional to 27,553.90, 41,318.70 and 10,908.40 is: 16,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,553.90 : 41,318.70 = 10,908.40 : x
  2. Step 2: Convert to fraction form
    27,553.90/41,318.70 = 10,908.40/x
  3. Step 3: Cross multiply
    27,553.90x = 41,318.70 × 10,908.40
  4. Step 4: Simplify right side
    27,553.90x = 450,720,907.08
  5. Step 5: Solve for x
    x = 450,720,907.08/27,553.90
  6. Step 6: Final answer
    x = 16,357.79

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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.