Home / 27,972.18-41,958.82-10,438.51

Finding the Fourth Proportional to 27,972.18, 41,958.82 and 10,438.51

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Solution

The fourth proportional to 27,972.18, 41,958.82 and 10,438.51 is: 15,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972.18 : 41,958.82 = 10,438.51 : x
  2. Step 2: Convert to fraction form
    27,972.18/41,958.82 = 10,438.51/x
  3. Step 3: Cross multiply
    27,972.18x = 41,958.82 × 10,438.51
  4. Step 4: Simplify right side
    27,972.18x = 437,987,378.46
  5. Step 5: Solve for x
    x = 437,987,378.46/27,972.18
  6. Step 6: Final answer
    x = 15,657.97

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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.