Home / 12,073.21-18,099.34-4,672.58

Finding the Fourth Proportional to 12,073.21, 18,099.34 and 4,672.58

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Solution

The fourth proportional to 12,073.21, 18,099.34 and 4,672.58 is: 7,004.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.21 : 18,099.34 = 4,672.58 : x
  2. Step 2: Convert to fraction form
    12,073.21/18,099.34 = 4,672.58/x
  3. Step 3: Cross multiply
    12,073.21x = 18,099.34 × 4,672.58
  4. Step 4: Simplify right side
    12,073.21x = 84,570,614.10
  5. Step 5: Solve for x
    x = 84,570,614.10/12,073.21
  6. Step 6: Final answer
    x = 7,004.82

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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.