Home / 23,753.54-32,778.51-13,142.64

Finding the Fourth Proportional to 23,753.54, 32,778.51 and 13,142.64

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Solution

The fourth proportional to 23,753.54, 32,778.51 and 13,142.64 is: 18,136.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,753.54 : 32,778.51 = 13,142.64 : x
  2. Step 2: Convert to fraction form
    23,753.54/32,778.51 = 13,142.64/x
  3. Step 3: Cross multiply
    23,753.54x = 32,778.51 × 13,142.64
  4. Step 4: Simplify right side
    23,753.54x = 430,796,156.67
  5. Step 5: Solve for x
    x = 430,796,156.67/23,753.54
  6. Step 6: Final answer
    x = 18,136.09

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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.