Home / 18,335.33-25,302.78-9,951.83

Finding the Fourth Proportional to 18,335.33, 25,302.78 and 9,951.83

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Solution

The fourth proportional to 18,335.33, 25,302.78 and 9,951.83 is: 13,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.33 : 25,302.78 = 9,951.83 : x
  2. Step 2: Convert to fraction form
    18,335.33/25,302.78 = 9,951.83/x
  3. Step 3: Cross multiply
    18,335.33x = 25,302.78 × 9,951.83
  4. Step 4: Simplify right side
    18,335.33x = 251,808,965.09
  5. Step 5: Solve for x
    x = 251,808,965.09/18,335.33
  6. Step 6: Final answer
    x = 13,733.54

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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.