Home / 15,984.66-23,977.08-4,138.44

Finding the Fourth Proportional to 15,984.66, 23,977.08 and 4,138.44

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Solution

The fourth proportional to 15,984.66, 23,977.08 and 4,138.44 is: 6,207.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,984.66 : 23,977.08 = 4,138.44 : x
  2. Step 2: Convert to fraction form
    15,984.66/23,977.08 = 4,138.44/x
  3. Step 3: Cross multiply
    15,984.66x = 23,977.08 × 4,138.44
  4. Step 4: Simplify right side
    15,984.66x = 99,227,706.96
  5. Step 5: Solve for x
    x = 99,227,706.96/15,984.66
  6. Step 6: Final answer
    x = 6,207.68

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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.