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Finding the Fourth Proportional to 23,608.58, 32,578.58 and 12,996.16

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Solution

The fourth proportional to 23,608.58, 32,578.58 and 12,996.16 is: 17,934.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,608.58 : 32,578.58 = 12,996.16 : x
  2. Step 2: Convert to fraction form
    23,608.58/32,578.58 = 12,996.16/x
  3. Step 3: Cross multiply
    23,608.58x = 32,578.58 × 12,996.16
  4. Step 4: Simplify right side
    23,608.58x = 423,396,438.25
  5. Step 5: Solve for x
    x = 423,396,438.25/23,608.58
  6. Step 6: Final answer
    x = 17,934.01

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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.