Home / 23,305.08-32,161.10-12,694.62

Finding the Fourth Proportional to 23,305.08, 32,161.10 and 12,694.62

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Solution

The fourth proportional to 23,305.08, 32,161.10 and 12,694.62 is: 17,518.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,305.08 : 32,161.10 = 12,694.62 : x
  2. Step 2: Convert to fraction form
    23,305.08/32,161.10 = 12,694.62/x
  3. Step 3: Cross multiply
    23,305.08x = 32,161.10 × 12,694.62
  4. Step 4: Simplify right side
    23,305.08x = 408,272,943.28
  5. Step 5: Solve for x
    x = 408,272,943.28/23,305.08
  6. Step 6: Final answer
    x = 17,518.62

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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.