Home / 39,023.24-58,544.17-12,728

Finding the Fourth Proportional to 39,023.24, 58,544.17 and 12,728

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Solution

The fourth proportional to 39,023.24, 58,544.17 and 12,728 is: 19,095.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,023.24 : 58,544.17 = 12,728 : x
  2. Step 2: Convert to fraction form
    39,023.24/58,544.17 = 12,728/x
  3. Step 3: Cross multiply
    39,023.24x = 58,544.17 × 12,728
  4. Step 4: Simplify right side
    39,023.24x = 745,150,195.76
  5. Step 5: Solve for x
    x = 745,150,195.76/39,023.24
  6. Step 6: Final answer
    x = 19,095.04

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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.