Home / 40,360.92-55,698.35-22,456.68

Finding the Fourth Proportional to 40,360.92, 55,698.35 and 22,456.68

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Solution

The fourth proportional to 40,360.92, 55,698.35 and 22,456.68 is: 30,990.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,360.92 : 55,698.35 = 22,456.68 : x
  2. Step 2: Convert to fraction form
    40,360.92/55,698.35 = 22,456.68/x
  3. Step 3: Cross multiply
    40,360.92x = 55,698.35 × 22,456.68
  4. Step 4: Simplify right side
    40,360.92x = 1,250,799,910.19
  5. Step 5: Solve for x
    x = 1,250,799,910.19/40,360.92
  6. Step 6: Final answer
    x = 30,990.37

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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.