Home / 11,217.63-15,465.94-9,193.59

Finding the Fourth Proportional to 11,217.63, 15,465.94 and 9,193.59

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Solution

The fourth proportional to 11,217.63, 15,465.94 and 9,193.59 is: 12,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.63 : 15,465.94 = 9,193.59 : x
  2. Step 2: Convert to fraction form
    11,217.63/15,465.94 = 9,193.59/x
  3. Step 3: Cross multiply
    11,217.63x = 15,465.94 × 9,193.59
  4. Step 4: Simplify right side
    11,217.63x = 142,187,540.05
  5. Step 5: Solve for x
    x = 142,187,540.05/11,217.63
  6. Step 6: Final answer
    x = 12,675.37

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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.