Home / 55,023.46-75,933.28-29,872.96

Finding the Fourth Proportional to 55,023.46, 75,933.28 and 29,872.96

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Solution

The fourth proportional to 55,023.46, 75,933.28 and 29,872.96 is: 41,225.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,023.46 : 75,933.28 = 29,872.96 : x
  2. Step 2: Convert to fraction form
    55,023.46/75,933.28 = 29,872.96/x
  3. Step 3: Cross multiply
    55,023.46x = 75,933.28 × 29,872.96
  4. Step 4: Simplify right side
    55,023.46x = 2,268,351,836.11
  5. Step 5: Solve for x
    x = 2,268,351,836.11/55,023.46
  6. Step 6: Final answer
    x = 41,225.18

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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.