Home / 14,155.64-21,233.22-3,625.57

Finding the Fourth Proportional to 14,155.64, 21,233.22 and 3,625.57

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Solution

The fourth proportional to 14,155.64, 21,233.22 and 3,625.57 is: 5,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155.64 : 21,233.22 = 3,625.57 : x
  2. Step 2: Convert to fraction form
    14,155.64/21,233.22 = 3,625.57/x
  3. Step 3: Cross multiply
    14,155.64x = 21,233.22 × 3,625.57
  4. Step 4: Simplify right side
    14,155.64x = 76,982,525.44
  5. Step 5: Solve for x
    x = 76,982,525.44/14,155.64
  6. Step 6: Final answer
    x = 5,438.29

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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.