Home / 27,389.08-41,080.38-10,761.40

Finding the Fourth Proportional to 27,389.08, 41,080.38 and 10,761.40

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Solution

The fourth proportional to 27,389.08, 41,080.38 and 10,761.40 is: 16,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.08 : 41,080.38 = 10,761.40 : x
  2. Step 2: Convert to fraction form
    27,389.08/41,080.38 = 10,761.40/x
  3. Step 3: Cross multiply
    27,389.08x = 41,080.38 × 10,761.40
  4. Step 4: Simplify right side
    27,389.08x = 442,082,401.33
  5. Step 5: Solve for x
    x = 442,082,401.33/27,389.08
  6. Step 6: Final answer
    x = 16,140.83

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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.