Home / 10,066.21-15,099.31-3,824.75

Finding the Fourth Proportional to 10,066.21, 15,099.31 and 3,824.75

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Solution

The fourth proportional to 10,066.21, 15,099.31 and 3,824.75 is: 5,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.21 : 15,099.31 = 3,824.75 : x
  2. Step 2: Convert to fraction form
    10,066.21/15,099.31 = 3,824.75/x
  3. Step 3: Cross multiply
    10,066.21x = 15,099.31 × 3,824.75
  4. Step 4: Simplify right side
    10,066.21x = 57,751,128.45
  5. Step 5: Solve for x
    x = 57,751,128.45/10,066.21
  6. Step 6: Final answer
    x = 5,737.13

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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.