Home / 14,765.25-20,385.27-9,469.29

Finding the Fourth Proportional to 14,765.25, 20,385.27 and 9,469.29

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Solution

The fourth proportional to 14,765.25, 20,385.27 and 9,469.29 is: 13,073.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,765.25 : 20,385.27 = 9,469.29 : x
  2. Step 2: Convert to fraction form
    14,765.25/20,385.27 = 9,469.29/x
  3. Step 3: Cross multiply
    14,765.25x = 20,385.27 × 9,469.29
  4. Step 4: Simplify right side
    14,765.25x = 193,034,033.36
  5. Step 5: Solve for x
    x = 193,034,033.36/14,765.25
  6. Step 6: Final answer
    x = 13,073.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.