Home / 13,673.17-20,508.73-4,313.49

Finding the Fourth Proportional to 13,673.17, 20,508.73 and 4,313.49

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Solution

The fourth proportional to 13,673.17, 20,508.73 and 4,313.49 is: 6,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673.17 : 20,508.73 = 4,313.49 : x
  2. Step 2: Convert to fraction form
    13,673.17/20,508.73 = 4,313.49/x
  3. Step 3: Cross multiply
    13,673.17x = 20,508.73 × 4,313.49
  4. Step 4: Simplify right side
    13,673.17x = 88,464,201.77
  5. Step 5: Solve for x
    x = 88,464,201.77/13,673.17
  6. Step 6: Final answer
    x = 6,469.91

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1.5x scale

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.