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Finding the Fourth Proportional to 23,768.66, 32,801.02 and 13,158.48

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Solution

The fourth proportional to 23,768.66, 32,801.02 and 13,158.48 is: 18,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,768.66 : 32,801.02 = 13,158.48 : x
  2. Step 2: Convert to fraction form
    23,768.66/32,801.02 = 13,158.48/x
  3. Step 3: Cross multiply
    23,768.66x = 32,801.02 × 13,158.48
  4. Step 4: Simplify right side
    23,768.66x = 431,611,565.65
  5. Step 5: Solve for x
    x = 431,611,565.65/23,768.66
  6. Step 6: Final answer
    x = 18,158.85

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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.