Home / 36,933.68-55,401.29-11,973.69

Finding the Fourth Proportional to 36,933.68, 55,401.29 and 11,973.69

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Solution

The fourth proportional to 36,933.68, 55,401.29 and 11,973.69 is: 17,960.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,933.68 : 55,401.29 = 11,973.69 : x
  2. Step 2: Convert to fraction form
    36,933.68/55,401.29 = 11,973.69/x
  3. Step 3: Cross multiply
    36,933.68x = 55,401.29 × 11,973.69
  4. Step 4: Simplify right side
    36,933.68x = 663,357,812.19
  5. Step 5: Solve for x
    x = 663,357,812.19/36,933.68
  6. Step 6: Final answer
    x = 17,960.79

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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.