Home / 18,078.98-24,949.88-10,119.62

Finding the Fourth Proportional to 18,078.98, 24,949.88 and 10,119.62

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Solution

The fourth proportional to 18,078.98, 24,949.88 and 10,119.62 is: 13,965.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078.98 : 24,949.88 = 10,119.62 : x
  2. Step 2: Convert to fraction form
    18,078.98/24,949.88 = 10,119.62/x
  3. Step 3: Cross multiply
    18,078.98x = 24,949.88 × 10,119.62
  4. Step 4: Simplify right side
    18,078.98x = 252,483,129.30
  5. Step 5: Solve for x
    x = 252,483,129.30/18,078.98
  6. Step 6: Final answer
    x = 13,965.57

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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.