Home / 13,849.56-20,777.06-5,084.55

Finding the Fourth Proportional to 13,849.56, 20,777.06 and 5,084.55

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Solution

The fourth proportional to 13,849.56, 20,777.06 and 5,084.55 is: 7,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.56 : 20,777.06 = 5,084.55 : x
  2. Step 2: Convert to fraction form
    13,849.56/20,777.06 = 5,084.55/x
  3. Step 3: Cross multiply
    13,849.56x = 20,777.06 × 5,084.55
  4. Step 4: Simplify right side
    13,849.56x = 105,642,000.42
  5. Step 5: Solve for x
    x = 105,642,000.42/13,849.56
  6. Step 6: Final answer
    x = 7,627.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.