Home / 14,014.11-19,343.10-8,049.07

Finding the Fourth Proportional to 14,014.11, 19,343.10 and 8,049.07

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Solution

The fourth proportional to 14,014.11, 19,343.10 and 8,049.07 is: 11,109.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.11 : 19,343.10 = 8,049.07 : x
  2. Step 2: Convert to fraction form
    14,014.11/19,343.10 = 8,049.07/x
  3. Step 3: Cross multiply
    14,014.11x = 19,343.10 × 8,049.07
  4. Step 4: Simplify right side
    14,014.11x = 155,694,020.28
  5. Step 5: Solve for x
    x = 155,694,020.28/14,014.11
  6. Step 6: Final answer
    x = 11,109.80

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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.