Home / 18,247.33-25,181.33-10,692.15

Finding the Fourth Proportional to 18,247.33, 25,181.33 and 10,692.15

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Solution

The fourth proportional to 18,247.33, 25,181.33 and 10,692.15 is: 14,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.33 : 25,181.33 = 10,692.15 : x
  2. Step 2: Convert to fraction form
    18,247.33/25,181.33 = 10,692.15/x
  3. Step 3: Cross multiply
    18,247.33x = 25,181.33 × 10,692.15
  4. Step 4: Simplify right side
    18,247.33x = 269,242,638.62
  5. Step 5: Solve for x
    x = 269,242,638.62/18,247.33
  6. Step 6: Final answer
    x = 14,755.18

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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.