Home / 10,022.11-15,028.98-2,999.59

Finding the Fourth Proportional to 10,022.11, 15,028.98 and 2,999.59

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Solution

The fourth proportional to 10,022.11, 15,028.98 and 2,999.59 is: 4,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.11 : 15,028.98 = 2,999.59 : x
  2. Step 2: Convert to fraction form
    10,022.11/15,028.98 = 2,999.59/x
  3. Step 3: Cross multiply
    10,022.11x = 15,028.98 × 2,999.59
  4. Step 4: Simplify right side
    10,022.11x = 45,080,778.12
  5. Step 5: Solve for x
    x = 45,080,778.12/10,022.11
  6. Step 6: Final answer
    x = 4,498.13

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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.