Home / 27,649.40-41,441.28-15,938.42

Finding the Fourth Proportional to 27,649.40, 41,441.28 and 15,938.42

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Solution

The fourth proportional to 27,649.40, 41,441.28 and 15,938.42 is: 23,888.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,649.40 : 41,441.28 = 15,938.42 : x
  2. Step 2: Convert to fraction form
    27,649.40/41,441.28 = 15,938.42/x
  3. Step 3: Cross multiply
    27,649.40x = 41,441.28 × 15,938.42
  4. Step 4: Simplify right side
    27,649.40x = 660,508,525.98
  5. Step 5: Solve for x
    x = 660,508,525.98/27,649.40
  6. Step 6: Final answer
    x = 23,888.71

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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.