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Finding the Fourth Proportional to 23,361.28, 32,238.12 and 12,750.88

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Solution

The fourth proportional to 23,361.28, 32,238.12 and 12,750.88 is: 17,595.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,361.28 : 32,238.12 = 12,750.88 : x
  2. Step 2: Convert to fraction form
    23,361.28/32,238.12 = 12,750.88/x
  3. Step 3: Cross multiply
    23,361.28x = 32,238.12 × 12,750.88
  4. Step 4: Simplify right side
    23,361.28x = 411,064,399.55
  5. Step 5: Solve for x
    x = 411,064,399.55/23,361.28
  6. Step 6: Final answer
    x = 17,595.97

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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.