Home / 34,979.48-48,271.85-19,872.97

Finding the Fourth Proportional to 34,979.48, 48,271.85 and 19,872.97

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Solution

The fourth proportional to 34,979.48, 48,271.85 and 19,872.97 is: 27,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,979.48 : 48,271.85 = 19,872.97 : x
  2. Step 2: Convert to fraction form
    34,979.48/48,271.85 = 19,872.97/x
  3. Step 3: Cross multiply
    34,979.48x = 48,271.85 × 19,872.97
  4. Step 4: Simplify right side
    34,979.48x = 959,304,806.85
  5. Step 5: Solve for x
    x = 959,304,806.85/34,979.48
  6. Step 6: Final answer
    x = 27,424.79

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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.