Home / 40,091.64-55,325.91-22,185.55

Finding the Fourth Proportional to 40,091.64, 55,325.91 and 22,185.55

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Solution

The fourth proportional to 40,091.64, 55,325.91 and 22,185.55 is: 30,615.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,091.64 : 55,325.91 = 22,185.55 : x
  2. Step 2: Convert to fraction form
    40,091.64/55,325.91 = 22,185.55/x
  3. Step 3: Cross multiply
    40,091.64x = 55,325.91 × 22,185.55
  4. Step 4: Simplify right side
    40,091.64x = 1,227,435,742.60
  5. Step 5: Solve for x
    x = 1,227,435,742.60/40,091.64
  6. Step 6: Final answer
    x = 30,615.75

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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.