Home / 54,721.49-82,082.27-17,285.38

Finding the Fourth Proportional to 54,721.49, 82,082.27 and 17,285.38

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Solution

The fourth proportional to 54,721.49, 82,082.27 and 17,285.38 is: 25,928.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,721.49 : 82,082.27 = 17,285.38 : x
  2. Step 2: Convert to fraction form
    54,721.49/82,082.27 = 17,285.38/x
  3. Step 3: Cross multiply
    54,721.49x = 82,082.27 × 17,285.38
  4. Step 4: Simplify right side
    54,721.49x = 1,418,823,141.79
  5. Step 5: Solve for x
    x = 1,418,823,141.79/54,721.49
  6. Step 6: Final answer
    x = 25,928.08

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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.