Home / 40,343.25-55,675.05-22,194.74

Finding the Fourth Proportional to 40,343.25, 55,675.05 and 22,194.74

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Solution

The fourth proportional to 40,343.25, 55,675.05 and 22,194.74 is: 30,629.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,343.25 : 55,675.05 = 22,194.74 : x
  2. Step 2: Convert to fraction form
    40,343.25/55,675.05 = 22,194.74/x
  3. Step 3: Cross multiply
    40,343.25x = 55,675.05 × 22,194.74
  4. Step 4: Simplify right side
    40,343.25x = 1,235,692,980.86
  5. Step 5: Solve for x
    x = 1,235,692,980.86/40,343.25
  6. Step 6: Final answer
    x = 30,629.49

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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.