Home / 23,310.16-32,167.98-12,699.80

Finding the Fourth Proportional to 23,310.16, 32,167.98 and 12,699.80

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Solution

The fourth proportional to 23,310.16, 32,167.98 and 12,699.80 is: 17,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.16 : 32,167.98 = 12,699.80 : x
  2. Step 2: Convert to fraction form
    23,310.16/32,167.98 = 12,699.80/x
  3. Step 3: Cross multiply
    23,310.16x = 32,167.98 × 12,699.80
  4. Step 4: Simplify right side
    23,310.16x = 408,526,912.40
  5. Step 5: Solve for x
    x = 408,526,912.40/23,310.16
  6. Step 6: Final answer
    x = 17,525.70

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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.