Home / 47,563.89-71,340.17-12,506.28

Finding the Fourth Proportional to 47,563.89, 71,340.17 and 12,506.28

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Solution

The fourth proportional to 47,563.89, 71,340.17 and 12,506.28 is: 18,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,563.89 : 71,340.17 = 12,506.28 : x
  2. Step 2: Convert to fraction form
    47,563.89/71,340.17 = 12,506.28/x
  3. Step 3: Cross multiply
    47,563.89x = 71,340.17 × 12,506.28
  4. Step 4: Simplify right side
    47,563.89x = 892,200,078.74
  5. Step 5: Solve for x
    x = 892,200,078.74/47,563.89
  6. Step 6: Final answer
    x = 18,757.93

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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.