Home / 18,014.22-24,861.87-10,938.78

Finding the Fourth Proportional to 18,014.22, 24,861.87 and 10,938.78

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Solution

The fourth proportional to 18,014.22, 24,861.87 and 10,938.78 is: 15,096.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,014.22 : 24,861.87 = 10,938.78 : x
  2. Step 2: Convert to fraction form
    18,014.22/24,861.87 = 10,938.78/x
  3. Step 3: Cross multiply
    18,014.22x = 24,861.87 × 10,938.78
  4. Step 4: Simplify right side
    18,014.22x = 271,958,526.32
  5. Step 5: Solve for x
    x = 271,958,526.32/18,014.22
  6. Step 6: Final answer
    x = 15,096.88

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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.