Home / 27,572.14-41,358.72-7,851.22

Finding the Fourth Proportional to 27,572.14, 41,358.72 and 7,851.22

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Solution

The fourth proportional to 27,572.14, 41,358.72 and 7,851.22 is: 11,776.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,572.14 : 41,358.72 = 7,851.22 : x
  2. Step 2: Convert to fraction form
    27,572.14/41,358.72 = 7,851.22/x
  3. Step 3: Cross multiply
    27,572.14x = 41,358.72 × 7,851.22
  4. Step 4: Simplify right side
    27,572.14x = 324,716,409.64
  5. Step 5: Solve for x
    x = 324,716,409.64/27,572.14
  6. Step 6: Final answer
    x = 11,776.98

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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.