Home / 30,301.17-45,472.49-10,579.73

Finding the Fourth Proportional to 30,301.17, 45,472.49 and 10,579.73

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Solution

The fourth proportional to 30,301.17, 45,472.49 and 10,579.73 is: 15,876.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301.17 : 45,472.49 = 10,579.73 : x
  2. Step 2: Convert to fraction form
    30,301.17/45,472.49 = 10,579.73/x
  3. Step 3: Cross multiply
    30,301.17x = 45,472.49 × 10,579.73
  4. Step 4: Simplify right side
    30,301.17x = 481,086,426.04
  5. Step 5: Solve for x
    x = 481,086,426.04/30,301.17
  6. Step 6: Final answer
    x = 15,876.83

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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.