Home / 40,261.50-55,561.83-22,355.64

Finding the Fourth Proportional to 40,261.50, 55,561.83 and 22,355.64

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Solution

The fourth proportional to 40,261.50, 55,561.83 and 22,355.64 is: 30,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,261.50 : 55,561.83 = 22,355.64 : x
  2. Step 2: Convert to fraction form
    40,261.50/55,561.83 = 22,355.64/x
  3. Step 3: Cross multiply
    40,261.50x = 55,561.83 × 22,355.64
  4. Step 4: Simplify right side
    40,261.50x = 1,242,120,269.22
  5. Step 5: Solve for x
    x = 1,242,120,269.22/40,261.50
  6. Step 6: Final answer
    x = 30,851.32

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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.