Home / 22,439.93-33,666.49-6,645.38

Finding the Fourth Proportional to 22,439.93, 33,666.49 and 6,645.38

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Solution

The fourth proportional to 22,439.93, 33,666.49 and 6,645.38 is: 9,970.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,439.93 : 33,666.49 = 6,645.38 : x
  2. Step 2: Convert to fraction form
    22,439.93/33,666.49 = 6,645.38/x
  3. Step 3: Cross multiply
    22,439.93x = 33,666.49 × 6,645.38
  4. Step 4: Simplify right side
    22,439.93x = 223,726,619.32
  5. Step 5: Solve for x
    x = 223,726,619.32/22,439.93
  6. Step 6: Final answer
    x = 9,970.02

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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.