Home / 13,244.60-19,843.54-6,990.83

Finding the Fourth Proportional to 13,244.60, 19,843.54 and 6,990.83

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Solution

The fourth proportional to 13,244.60, 19,843.54 and 6,990.83 is: 10,473.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.60 : 19,843.54 = 6,990.83 : x
  2. Step 2: Convert to fraction form
    13,244.60/19,843.54 = 6,990.83/x
  3. Step 3: Cross multiply
    13,244.60x = 19,843.54 × 6,990.83
  4. Step 4: Simplify right side
    13,244.60x = 138,722,814.74
  5. Step 5: Solve for x
    x = 138,722,814.74/13,244.60
  6. Step 6: Final answer
    x = 10,473.92

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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.