Home / 44,286.75-66,441.06-13,122

Finding the Fourth Proportional to 44,286.75, 66,441.06 and 13,122

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Solution

The fourth proportional to 44,286.75, 66,441.06 and 13,122 is: 19,686.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286.75 : 66,441.06 = 13,122 : x
  2. Step 2: Convert to fraction form
    44,286.75/66,441.06 = 13,122/x
  3. Step 3: Cross multiply
    44,286.75x = 66,441.06 × 13,122
  4. Step 4: Simplify right side
    44,286.75x = 871,839,589.32
  5. Step 5: Solve for x
    x = 871,839,589.32/44,286.75
  6. Step 6: Final answer
    x = 19,686.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.