Home / 14,340.25-19,789.56-8,052.64

Finding the Fourth Proportional to 14,340.25, 19,789.56 and 8,052.64

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Solution

The fourth proportional to 14,340.25, 19,789.56 and 8,052.64 is: 11,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.25 : 19,789.56 = 8,052.64 : x
  2. Step 2: Convert to fraction form
    14,340.25/19,789.56 = 8,052.64/x
  3. Step 3: Cross multiply
    14,340.25x = 19,789.56 × 8,052.64
  4. Step 4: Simplify right side
    14,340.25x = 159,358,202.44
  5. Step 5: Solve for x
    x = 159,358,202.44/14,340.25
  6. Step 6: Final answer
    x = 11,112.65

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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.