Home / 13,591.25-20,360.33-9,364.54

Finding the Fourth Proportional to 13,591.25, 20,360.33 and 9,364.54

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Solution

The fourth proportional to 13,591.25, 20,360.33 and 9,364.54 is: 14,028.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591.25 : 20,360.33 = 9,364.54 : x
  2. Step 2: Convert to fraction form
    13,591.25/20,360.33 = 9,364.54/x
  3. Step 3: Cross multiply
    13,591.25x = 20,360.33 × 9,364.54
  4. Step 4: Simplify right side
    13,591.25x = 190,665,026.97
  5. Step 5: Solve for x
    x = 190,665,026.97/13,591.25
  6. Step 6: Final answer
    x = 14,028.51

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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.