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Finding the Fourth Proportional to 23,448.96, 32,357.88 and 12,836.88

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Solution

The fourth proportional to 23,448.96, 32,357.88 and 12,836.88 is: 17,713.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,448.96 : 32,357.88 = 12,836.88 : x
  2. Step 2: Convert to fraction form
    23,448.96/32,357.88 = 12,836.88/x
  3. Step 3: Cross multiply
    23,448.96x = 32,357.88 × 12,836.88
  4. Step 4: Simplify right side
    23,448.96x = 415,374,222.61
  5. Step 5: Solve for x
    x = 415,374,222.61/23,448.96
  6. Step 6: Final answer
    x = 17,713.97

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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.