Home / 11,627.01-17,438.69-4,230.41

Finding the Fourth Proportional to 11,627.01, 17,438.69 and 4,230.41

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Solution

The fourth proportional to 11,627.01, 17,438.69 and 4,230.41 is: 6,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.01 : 17,438.69 = 4,230.41 : x
  2. Step 2: Convert to fraction form
    11,627.01/17,438.69 = 4,230.41/x
  3. Step 3: Cross multiply
    11,627.01x = 17,438.69 × 4,230.41
  4. Step 4: Simplify right side
    11,627.01x = 73,772,731.95
  5. Step 5: Solve for x
    x = 73,772,731.95/11,627.01
  6. Step 6: Final answer
    x = 6,344.94

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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.