Home / 17,620.50-24,316.08-9,662.66

Finding the Fourth Proportional to 17,620.50, 24,316.08 and 9,662.66

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Solution

The fourth proportional to 17,620.50, 24,316.08 and 9,662.66 is: 13,334.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.50 : 24,316.08 = 9,662.66 : x
  2. Step 2: Convert to fraction form
    17,620.50/24,316.08 = 9,662.66/x
  3. Step 3: Cross multiply
    17,620.50x = 24,316.08 × 9,662.66
  4. Step 4: Simplify right side
    17,620.50x = 234,957,891.99
  5. Step 5: Solve for x
    x = 234,957,891.99/17,620.50
  6. Step 6: Final answer
    x = 13,334.35

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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.