Home / 13,893.32-20,848.19-7,230.26

Finding the Fourth Proportional to 13,893.32, 20,848.19 and 7,230.26

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Solution

The fourth proportional to 13,893.32, 20,848.19 and 7,230.26 is: 10,849.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.32 : 20,848.19 = 7,230.26 : x
  2. Step 2: Convert to fraction form
    13,893.32/20,848.19 = 7,230.26/x
  3. Step 3: Cross multiply
    13,893.32x = 20,848.19 × 7,230.26
  4. Step 4: Simplify right side
    13,893.32x = 150,737,850.20
  5. Step 5: Solve for x
    x = 150,737,850.20/13,893.32
  6. Step 6: Final answer
    x = 10,849.66

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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.