Home / 40,261.22-55,558.64-22,357.35

Finding the Fourth Proportional to 40,261.22, 55,558.64 and 22,357.35

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Solution

The fourth proportional to 40,261.22, 55,558.64 and 22,357.35 is: 30,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,261.22 : 55,558.64 = 22,357.35 : x
  2. Step 2: Convert to fraction form
    40,261.22/55,558.64 = 22,357.35/x
  3. Step 3: Cross multiply
    40,261.22x = 55,558.64 × 22,357.35
  4. Step 4: Simplify right side
    40,261.22x = 1,242,144,015.90
  5. Step 5: Solve for x
    x = 1,242,144,015.90/40,261.22
  6. Step 6: Final answer
    x = 30,852.12

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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.