Home / 54,956.05-82,431.50-22,921.89

Finding the Fourth Proportional to 54,956.05, 82,431.50 and 22,921.89

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Solution

The fourth proportional to 54,956.05, 82,431.50 and 22,921.89 is: 34,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,956.05 : 82,431.50 = 22,921.89 : x
  2. Step 2: Convert to fraction form
    54,956.05/82,431.50 = 22,921.89/x
  3. Step 3: Cross multiply
    54,956.05x = 82,431.50 × 22,921.89
  4. Step 4: Simplify right side
    54,956.05x = 1,889,485,660.93
  5. Step 5: Solve for x
    x = 1,889,485,660.93/54,956.05
  6. Step 6: Final answer
    x = 34,381.76

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1.5x scale

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.