Home / 13,672.00-20,508.44-4,312.10

Finding the Fourth Proportional to 13,672.00, 20,508.44 and 4,312.10

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Solution

The fourth proportional to 13,672.00, 20,508.44 and 4,312.10 is: 6,468.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,672.00 : 20,508.44 = 4,312.10 : x
  2. Step 2: Convert to fraction form
    13,672.00/20,508.44 = 4,312.10/x
  3. Step 3: Cross multiply
    13,672.00x = 20,508.44 × 4,312.10
  4. Step 4: Simplify right side
    13,672.00x = 88,434,473.83
  5. Step 5: Solve for x
    x = 88,434,473.83/13,672.00
  6. Step 6: Final answer
    x = 6,468.29

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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.