Home / 18,187.48-25,100.94-10,230.04

Finding the Fourth Proportional to 18,187.48, 25,100.94 and 10,230.04

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Solution

The fourth proportional to 18,187.48, 25,100.94 and 10,230.04 is: 14,118.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187.48 : 25,100.94 = 10,230.04 : x
  2. Step 2: Convert to fraction form
    18,187.48/25,100.94 = 10,230.04/x
  3. Step 3: Cross multiply
    18,187.48x = 25,100.94 × 10,230.04
  4. Step 4: Simplify right side
    18,187.48x = 256,783,620.24
  5. Step 5: Solve for x
    x = 256,783,620.24/18,187.48
  6. Step 6: Final answer
    x = 14,118.70

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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.