Home / 14,716.20-20,308.34-8,001.87

Finding the Fourth Proportional to 14,716.20, 20,308.34 and 8,001.87

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Solution

The fourth proportional to 14,716.20, 20,308.34 and 8,001.87 is: 11,042.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.20 : 20,308.34 = 8,001.87 : x
  2. Step 2: Convert to fraction form
    14,716.20/20,308.34 = 8,001.87/x
  3. Step 3: Cross multiply
    14,716.20x = 20,308.34 × 8,001.87
  4. Step 4: Simplify right side
    14,716.20x = 162,504,656.59
  5. Step 5: Solve for x
    x = 162,504,656.59/14,716.20
  6. Step 6: Final answer
    x = 11,042.57

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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.