Home / 23,753.48-32,778.90-13,143.56

Finding the Fourth Proportional to 23,753.48, 32,778.90 and 13,143.56

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Solution

The fourth proportional to 23,753.48, 32,778.90 and 13,143.56 is: 18,137.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,753.48 : 32,778.90 = 13,143.56 : x
  2. Step 2: Convert to fraction form
    23,753.48/32,778.90 = 13,143.56/x
  3. Step 3: Cross multiply
    23,753.48x = 32,778.90 × 13,143.56
  4. Step 4: Simplify right side
    23,753.48x = 430,831,438.88
  5. Step 5: Solve for x
    x = 430,831,438.88/23,753.48
  6. Step 6: Final answer
    x = 18,137.61

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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.