Home / 10,022.61-15,029.73-3,000.09

Finding the Fourth Proportional to 10,022.61, 15,029.73 and 3,000.09

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Solution

The fourth proportional to 10,022.61, 15,029.73 and 3,000.09 is: 4,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.61 : 15,029.73 = 3,000.09 : x
  2. Step 2: Convert to fraction form
    10,022.61/15,029.73 = 3,000.09/x
  3. Step 3: Cross multiply
    10,022.61x = 15,029.73 × 3,000.09
  4. Step 4: Simplify right side
    10,022.61x = 45,090,542.68
  5. Step 5: Solve for x
    x = 45,090,542.68/10,022.61
  6. Step 6: Final answer
    x = 4,498.88

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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.