Home / 39,135.36-58,704.66-15,762

Finding the Fourth Proportional to 39,135.36, 58,704.66 and 15,762

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Solution

The fourth proportional to 39,135.36, 58,704.66 and 15,762 is: 23,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,135.36 : 58,704.66 = 15,762 : x
  2. Step 2: Convert to fraction form
    39,135.36/58,704.66 = 15,762/x
  3. Step 3: Cross multiply
    39,135.36x = 58,704.66 × 15,762
  4. Step 4: Simplify right side
    39,135.36x = 925,302,850.92
  5. Step 5: Solve for x
    x = 925,302,850.92/39,135.36
  6. Step 6: Final answer
    x = 23,643.65

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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.