Home / 13,212.93-18,233.99-7,244.46

Finding the Fourth Proportional to 13,212.93, 18,233.99 and 7,244.46

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Solution

The fourth proportional to 13,212.93, 18,233.99 and 7,244.46 is: 9,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,212.93 : 18,233.99 = 7,244.46 : x
  2. Step 2: Convert to fraction form
    13,212.93/18,233.99 = 7,244.46/x
  3. Step 3: Cross multiply
    13,212.93x = 18,233.99 × 7,244.46
  4. Step 4: Simplify right side
    13,212.93x = 132,095,374.97
  5. Step 5: Solve for x
    x = 132,095,374.97/13,212.93
  6. Step 6: Final answer
    x = 9,997.43

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Half scale
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Double scale
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Similar ratio
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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.