Home / 40,325.44-55,649.28-22,422.08

Finding the Fourth Proportional to 40,325.44, 55,649.28 and 22,422.08

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Solution

The fourth proportional to 40,325.44, 55,649.28 and 22,422.08 is: 30,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,325.44 : 55,649.28 = 22,422.08 : x
  2. Step 2: Convert to fraction form
    40,325.44/55,649.28 = 22,422.08/x
  3. Step 3: Cross multiply
    40,325.44x = 55,649.28 × 22,422.08
  4. Step 4: Simplify right side
    40,325.44x = 1,247,772,608.10
  5. Step 5: Solve for x
    x = 1,247,772,608.10/40,325.44
  6. Step 6: Final answer
    x = 30,942.57

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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.