Home / 27,458.10-41,171.54-10,809.11

Finding the Fourth Proportional to 27,458.10, 41,171.54 and 10,809.11

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Solution

The fourth proportional to 27,458.10, 41,171.54 and 10,809.11 is: 16,207.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.10 : 41,171.54 = 10,809.11 : x
  2. Step 2: Convert to fraction form
    27,458.10/41,171.54 = 10,809.11/x
  3. Step 3: Cross multiply
    27,458.10x = 41,171.54 × 10,809.11
  4. Step 4: Simplify right side
    27,458.10x = 445,027,753.61
  5. Step 5: Solve for x
    x = 445,027,753.61/27,458.10
  6. Step 6: Final answer
    x = 16,207.52

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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.