Home / 23,310.16-32,168.13-12,699.88

Finding the Fourth Proportional to 23,310.16, 32,168.13 and 12,699.88

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Solution

The fourth proportional to 23,310.16, 32,168.13 and 12,699.88 is: 17,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.16 : 32,168.13 = 12,699.88 : x
  2. Step 2: Convert to fraction form
    23,310.16/32,168.13 = 12,699.88/x
  3. Step 3: Cross multiply
    23,310.16x = 32,168.13 × 12,699.88
  4. Step 4: Simplify right side
    23,310.16x = 408,531,390.82
  5. Step 5: Solve for x
    x = 408,531,390.82/23,310.16
  6. Step 6: Final answer
    x = 17,525.89

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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.