Home / 13,566.08-20,356.68-7,325.96

Finding the Fourth Proportional to 13,566.08, 20,356.68 and 7,325.96

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Solution

The fourth proportional to 13,566.08, 20,356.68 and 7,325.96 is: 10,993.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.08 : 20,356.68 = 7,325.96 : x
  2. Step 2: Convert to fraction form
    13,566.08/20,356.68 = 7,325.96/x
  3. Step 3: Cross multiply
    13,566.08x = 20,356.68 × 7,325.96
  4. Step 4: Simplify right side
    13,566.08x = 149,132,223.41
  5. Step 5: Solve for x
    x = 149,132,223.41/13,566.08
  6. Step 6: Final answer
    x = 10,993.02

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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.