Home / 18,187.06-25,098.16-10,229.30

Finding the Fourth Proportional to 18,187.06, 25,098.16 and 10,229.30

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Solution

The fourth proportional to 18,187.06, 25,098.16 and 10,229.30 is: 14,116.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187.06 : 25,098.16 = 10,229.30 : x
  2. Step 2: Convert to fraction form
    18,187.06/25,098.16 = 10,229.30/x
  3. Step 3: Cross multiply
    18,187.06x = 25,098.16 × 10,229.30
  4. Step 4: Simplify right side
    18,187.06x = 256,736,608.09
  5. Step 5: Solve for x
    x = 256,736,608.09/18,187.06
  6. Step 6: Final answer
    x = 14,116.44

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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.