Home / 20,655.13-30,941.11-9,546.52

Finding the Fourth Proportional to 20,655.13, 30,941.11 and 9,546.52

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Solution

The fourth proportional to 20,655.13, 30,941.11 and 9,546.52 is: 14,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,655.13 : 30,941.11 = 9,546.52 : x
  2. Step 2: Convert to fraction form
    20,655.13/30,941.11 = 9,546.52/x
  3. Step 3: Cross multiply
    20,655.13x = 30,941.11 × 9,546.52
  4. Step 4: Simplify right side
    20,655.13x = 295,379,925.44
  5. Step 5: Solve for x
    x = 295,379,925.44/20,655.13
  6. Step 6: Final answer
    x = 14,300.56

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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.