Home / 14,670.28-20,243.94-8,296.84

Finding the Fourth Proportional to 14,670.28, 20,243.94 and 8,296.84

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Solution

The fourth proportional to 14,670.28, 20,243.94 and 8,296.84 is: 11,449.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,670.28 : 20,243.94 = 8,296.84 : x
  2. Step 2: Convert to fraction form
    14,670.28/20,243.94 = 8,296.84/x
  3. Step 3: Cross multiply
    14,670.28x = 20,243.94 × 8,296.84
  4. Step 4: Simplify right side
    14,670.28x = 167,960,731.15
  5. Step 5: Solve for x
    x = 167,960,731.15/14,670.28
  6. Step 6: Final answer
    x = 11,449.05

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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.