Home / 18,330.94-25,296.69-9,947.44

Finding the Fourth Proportional to 18,330.94, 25,296.69 and 9,947.44

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Solution

The fourth proportional to 18,330.94, 25,296.69 and 9,947.44 is: 13,727.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.94 : 25,296.69 = 9,947.44 : x
  2. Step 2: Convert to fraction form
    18,330.94/25,296.69 = 9,947.44/x
  3. Step 3: Cross multiply
    18,330.94x = 25,296.69 × 9,947.44
  4. Step 4: Simplify right side
    18,330.94x = 251,637,305.97
  5. Step 5: Solve for x
    x = 251,637,305.97/18,330.94
  6. Step 6: Final answer
    x = 13,727.46

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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.