Home / 39,744.12-59,615.94-10,161.90

Finding the Fourth Proportional to 39,744.12, 59,615.94 and 10,161.90

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Solution

The fourth proportional to 39,744.12, 59,615.94 and 10,161.90 is: 15,242.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,744.12 : 59,615.94 = 10,161.90 : x
  2. Step 2: Convert to fraction form
    39,744.12/59,615.94 = 10,161.90/x
  3. Step 3: Cross multiply
    39,744.12x = 59,615.94 × 10,161.90
  4. Step 4: Simplify right side
    39,744.12x = 605,811,220.69
  5. Step 5: Solve for x
    x = 605,811,220.69/39,744.12
  6. Step 6: Final answer
    x = 15,242.79

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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.