Home / 17,209.76-23,724.34-12,165.08

Finding the Fourth Proportional to 17,209.76, 23,724.34 and 12,165.08

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Solution

The fourth proportional to 17,209.76, 23,724.34 and 12,165.08 is: 16,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.76 : 23,724.34 = 12,165.08 : x
  2. Step 2: Convert to fraction form
    17,209.76/23,724.34 = 12,165.08/x
  3. Step 3: Cross multiply
    17,209.76x = 23,724.34 × 12,165.08
  4. Step 4: Simplify right side
    17,209.76x = 288,608,522.95
  5. Step 5: Solve for x
    x = 288,608,522.95/17,209.76
  6. Step 6: Final answer
    x = 16,770.05

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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.