Home / 24,109.08-36,132.84-20,976

Finding the Fourth Proportional to 24,109.08, 36,132.84 and 20,976

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Solution

The fourth proportional to 24,109.08, 36,132.84 and 20,976 is: 31,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,109.08 : 36,132.84 = 20,976 : x
  2. Step 2: Convert to fraction form
    24,109.08/36,132.84 = 20,976/x
  3. Step 3: Cross multiply
    24,109.08x = 36,132.84 × 20,976
  4. Step 4: Simplify right side
    24,109.08x = 757,922,451.84
  5. Step 5: Solve for x
    x = 757,922,451.84/24,109.08
  6. Step 6: Final answer
    x = 31,437.22

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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.