Home / 27,170.82-37,495.08-15,234.12

Finding the Fourth Proportional to 27,170.82, 37,495.08 and 15,234.12

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Solution

The fourth proportional to 27,170.82, 37,495.08 and 15,234.12 is: 21,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,170.82 : 37,495.08 = 15,234.12 : x
  2. Step 2: Convert to fraction form
    27,170.82/37,495.08 = 15,234.12/x
  3. Step 3: Cross multiply
    27,170.82x = 37,495.08 × 15,234.12
  4. Step 4: Simplify right side
    27,170.82x = 571,204,548.13
  5. Step 5: Solve for x
    x = 571,204,548.13/27,170.82
  6. Step 6: Final answer
    x = 21,022.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.