Home / 22,796.21-31,464.02-13,367.81

Finding the Fourth Proportional to 22,796.21, 31,464.02 and 13,367.81

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Solution

The fourth proportional to 22,796.21, 31,464.02 and 13,367.81 is: 18,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,796.21 : 31,464.02 = 13,367.81 : x
  2. Step 2: Convert to fraction form
    22,796.21/31,464.02 = 13,367.81/x
  3. Step 3: Cross multiply
    22,796.21x = 31,464.02 × 13,367.81
  4. Step 4: Simplify right side
    22,796.21x = 420,605,041.20
  5. Step 5: Solve for x
    x = 420,605,041.20/22,796.21
  6. Step 6: Final answer
    x = 18,450.66

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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.