Home / 22,439.15-33,663.39-6,642.93

Finding the Fourth Proportional to 22,439.15, 33,663.39 and 6,642.93

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Solution

The fourth proportional to 22,439.15, 33,663.39 and 6,642.93 is: 9,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,439.15 : 33,663.39 = 6,642.93 : x
  2. Step 2: Convert to fraction form
    22,439.15/33,663.39 = 6,642.93/x
  3. Step 3: Cross multiply
    22,439.15x = 33,663.39 × 6,642.93
  4. Step 4: Simplify right side
    22,439.15x = 223,623,543.33
  5. Step 5: Solve for x
    x = 223,623,543.33/22,439.15
  6. Step 6: Final answer
    x = 9,965.78

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1.5x scale

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.