Home / 13,394.43-20,085.17-4,032.72

Finding the Fourth Proportional to 13,394.43, 20,085.17 and 4,032.72

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Solution

The fourth proportional to 13,394.43, 20,085.17 and 4,032.72 is: 6,047.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.43 : 20,085.17 = 4,032.72 : x
  2. Step 2: Convert to fraction form
    13,394.43/20,085.17 = 4,032.72/x
  3. Step 3: Cross multiply
    13,394.43x = 20,085.17 × 4,032.72
  4. Step 4: Simplify right side
    13,394.43x = 80,997,846.60
  5. Step 5: Solve for x
    x = 80,997,846.60/13,394.43
  6. Step 6: Final answer
    x = 6,047.13

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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.