Home / 13,891.32-20,841.37-5,000.56

Finding the Fourth Proportional to 13,891.32, 20,841.37 and 5,000.56

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Solution

The fourth proportional to 13,891.32, 20,841.37 and 5,000.56 is: 7,502.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891.32 : 20,841.37 = 5,000.56 : x
  2. Step 2: Convert to fraction form
    13,891.32/20,841.37 = 5,000.56/x
  3. Step 3: Cross multiply
    13,891.32x = 20,841.37 × 5,000.56
  4. Step 4: Simplify right side
    13,891.32x = 104,218,456.56
  5. Step 5: Solve for x
    x = 104,218,456.56/13,891.32
  6. Step 6: Final answer
    x = 7,502.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.