Home / 14,295.12-19,725.84-8,007.36

Finding the Fourth Proportional to 14,295.12, 19,725.84 and 8,007.36

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Solution

The fourth proportional to 14,295.12, 19,725.84 and 8,007.36 is: 11,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,295.12 : 19,725.84 = 8,007.36 : x
  2. Step 2: Convert to fraction form
    14,295.12/19,725.84 = 8,007.36/x
  3. Step 3: Cross multiply
    14,295.12x = 19,725.84 × 8,007.36
  4. Step 4: Simplify right side
    14,295.12x = 157,951,902.18
  5. Step 5: Solve for x
    x = 157,951,902.18/14,295.12
  6. Step 6: Final answer
    x = 11,049.36

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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.