Home / 39,744.08-59,616-10,161.92

Finding the Fourth Proportional to 39,744.08, 59,616 and 10,161.92

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Solution

The fourth proportional to 39,744.08, 59,616 and 10,161.92 is: 15,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,744.08 : 59,616 = 10,161.92 : x
  2. Step 2: Convert to fraction form
    39,744.08/59,616 = 10,161.92/x
  3. Step 3: Cross multiply
    39,744.08x = 59,616 × 10,161.92
  4. Step 4: Simplify right side
    39,744.08x = 605,813,022.72
  5. Step 5: Solve for x
    x = 605,813,022.72/39,744.08
  6. Step 6: Final answer
    x = 15,242.85

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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.