Home / 38,726.32-58,147.80-22,105.12

Finding the Fourth Proportional to 38,726.32, 58,147.80 and 22,105.12

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Solution

The fourth proportional to 38,726.32, 58,147.80 and 22,105.12 is: 33,190.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,726.32 : 58,147.80 = 22,105.12 : x
  2. Step 2: Convert to fraction form
    38,726.32/58,147.80 = 22,105.12/x
  3. Step 3: Cross multiply
    38,726.32x = 58,147.80 × 22,105.12
  4. Step 4: Simplify right side
    38,726.32x = 1,285,364,096.74
  5. Step 5: Solve for x
    x = 1,285,364,096.74/38,726.32
  6. Step 6: Final answer
    x = 33,190.97

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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.