Home / 10,013.30-15,021.09-2,993.71

Finding the Fourth Proportional to 10,013.30, 15,021.09 and 2,993.71

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Solution

The fourth proportional to 10,013.30, 15,021.09 and 2,993.71 is: 4,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.30 : 15,021.09 = 2,993.71 : x
  2. Step 2: Convert to fraction form
    10,013.30/15,021.09 = 2,993.71/x
  3. Step 3: Cross multiply
    10,013.30x = 15,021.09 × 2,993.71
  4. Step 4: Simplify right side
    10,013.30x = 44,968,712.24
  5. Step 5: Solve for x
    x = 44,968,712.24/10,013.30
  6. Step 6: Final answer
    x = 4,490.90

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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.