Home / 14,336.01-19,781.87-8,366.31

Finding the Fourth Proportional to 14,336.01, 19,781.87 and 8,366.31

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Solution

The fourth proportional to 14,336.01, 19,781.87 and 8,366.31 is: 11,544.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,336.01 : 19,781.87 = 8,366.31 : x
  2. Step 2: Convert to fraction form
    14,336.01/19,781.87 = 8,366.31/x
  3. Step 3: Cross multiply
    14,336.01x = 19,781.87 × 8,366.31
  4. Step 4: Simplify right side
    14,336.01x = 165,501,214.97
  5. Step 5: Solve for x
    x = 165,501,214.97/14,336.01
  6. Step 6: Final answer
    x = 11,544.44

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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.