Home / 18,187.34-25,095.83-10,229.09

Finding the Fourth Proportional to 18,187.34, 25,095.83 and 10,229.09

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Solution

The fourth proportional to 18,187.34, 25,095.83 and 10,229.09 is: 14,114.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187.34 : 25,095.83 = 10,229.09 : x
  2. Step 2: Convert to fraction form
    18,187.34/25,095.83 = 10,229.09/x
  3. Step 3: Cross multiply
    18,187.34x = 25,095.83 × 10,229.09
  4. Step 4: Simplify right side
    18,187.34x = 256,707,327.07
  5. Step 5: Solve for x
    x = 256,707,327.07/18,187.34
  6. Step 6: Final answer
    x = 14,114.62

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Half scale
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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.