Home / 37,793.80-52,161.06-21,878.92

Finding the Fourth Proportional to 37,793.80, 52,161.06 and 21,878.92

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Solution

The fourth proportional to 37,793.80, 52,161.06 and 21,878.92 is: 30,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,793.80 : 52,161.06 = 21,878.92 : x
  2. Step 2: Convert to fraction form
    37,793.80/52,161.06 = 21,878.92/x
  3. Step 3: Cross multiply
    37,793.80x = 52,161.06 × 21,878.92
  4. Step 4: Simplify right side
    37,793.80x = 1,141,227,658.86
  5. Step 5: Solve for x
    x = 1,141,227,658.86/37,793.80
  6. Step 6: Final answer
    x = 30,196.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.