Home / 40,811.22-56,323.80-22,906.35

Finding the Fourth Proportional to 40,811.22, 56,323.80 and 22,906.35

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Solution

The fourth proportional to 40,811.22, 56,323.80 and 22,906.35 is: 31,613.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,811.22 : 56,323.80 = 22,906.35 : x
  2. Step 2: Convert to fraction form
    40,811.22/56,323.80 = 22,906.35/x
  3. Step 3: Cross multiply
    40,811.22x = 56,323.80 × 22,906.35
  4. Step 4: Simplify right side
    40,811.22x = 1,290,172,676.13
  5. Step 5: Solve for x
    x = 1,290,172,676.13/40,811.22
  6. Step 6: Final answer
    x = 31,613.19

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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.