Home / 27,719.38-41,577.72-10,188.10

Finding the Fourth Proportional to 27,719.38, 41,577.72 and 10,188.10

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Solution

The fourth proportional to 27,719.38, 41,577.72 and 10,188.10 is: 15,281.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,719.38 : 41,577.72 = 10,188.10 : x
  2. Step 2: Convert to fraction form
    27,719.38/41,577.72 = 10,188.10/x
  3. Step 3: Cross multiply
    27,719.38x = 41,577.72 × 10,188.10
  4. Step 4: Simplify right side
    27,719.38x = 423,597,969.13
  5. Step 5: Solve for x
    x = 423,597,969.13/27,719.38
  6. Step 6: Final answer
    x = 15,281.65

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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.