Home / 40,093.21-55,327.80-22,187.15

Finding the Fourth Proportional to 40,093.21, 55,327.80 and 22,187.15

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Solution

The fourth proportional to 40,093.21, 55,327.80 and 22,187.15 is: 30,617.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,093.21 : 55,327.80 = 22,187.15 : x
  2. Step 2: Convert to fraction form
    40,093.21/55,327.80 = 22,187.15/x
  3. Step 3: Cross multiply
    40,093.21x = 55,327.80 × 22,187.15
  4. Step 4: Simplify right side
    40,093.21x = 1,227,566,197.77
  5. Step 5: Solve for x
    x = 1,227,566,197.77/40,093.21
  6. Step 6: Final answer
    x = 30,617.81

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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.