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Finding the Fourth Proportional to 23,235.25, 32,064.80 and 12,624.88

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Solution

The fourth proportional to 23,235.25, 32,064.80 and 12,624.88 is: 17,422.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,235.25 : 32,064.80 = 12,624.88 : x
  2. Step 2: Convert to fraction form
    23,235.25/32,064.80 = 12,624.88/x
  3. Step 3: Cross multiply
    23,235.25x = 32,064.80 × 12,624.88
  4. Step 4: Simplify right side
    23,235.25x = 404,814,252.22
  5. Step 5: Solve for x
    x = 404,814,252.22/23,235.25
  6. Step 6: Final answer
    x = 17,422.42

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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.