Home / 25,215.05-37,805.06-11,167.42

Finding the Fourth Proportional to 25,215.05, 37,805.06 and 11,167.42

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Solution

The fourth proportional to 25,215.05, 37,805.06 and 11,167.42 is: 16,743.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,215.05 : 37,805.06 = 11,167.42 : x
  2. Step 2: Convert to fraction form
    25,215.05/37,805.06 = 11,167.42/x
  3. Step 3: Cross multiply
    25,215.05x = 37,805.06 × 11,167.42
  4. Step 4: Simplify right side
    25,215.05x = 422,184,983.15
  5. Step 5: Solve for x
    x = 422,184,983.15/25,215.05
  6. Step 6: Final answer
    x = 16,743.37

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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.