Home / 14,716.66-20,308.84-8,002.28

Finding the Fourth Proportional to 14,716.66, 20,308.84 and 8,002.28

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Solution

The fourth proportional to 14,716.66, 20,308.84 and 8,002.28 is: 11,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.66 : 20,308.84 = 8,002.28 : x
  2. Step 2: Convert to fraction form
    14,716.66/20,308.84 = 8,002.28/x
  3. Step 3: Cross multiply
    14,716.66x = 20,308.84 × 8,002.28
  4. Step 4: Simplify right side
    14,716.66x = 162,517,034.92
  5. Step 5: Solve for x
    x = 162,517,034.92/14,716.66
  6. Step 6: Final answer
    x = 11,043.07

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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.