Home / 27,301.24-40,947.29-7,581.79

Finding the Fourth Proportional to 27,301.24, 40,947.29 and 7,581.79

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Solution

The fourth proportional to 27,301.24, 40,947.29 and 7,581.79 is: 11,371.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,301.24 : 40,947.29 = 7,581.79 : x
  2. Step 2: Convert to fraction form
    27,301.24/40,947.29 = 7,581.79/x
  3. Step 3: Cross multiply
    27,301.24x = 40,947.29 × 7,581.79
  4. Step 4: Simplify right side
    27,301.24x = 310,453,511.20
  5. Step 5: Solve for x
    x = 310,453,511.20/27,301.24
  6. Step 6: Final answer
    x = 11,371.41

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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.