Home / 17,685.14-24,405.04-9,618.70

Finding the Fourth Proportional to 17,685.14, 24,405.04 and 9,618.70

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Solution

The fourth proportional to 17,685.14, 24,405.04 and 9,618.70 is: 13,273.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.14 : 24,405.04 = 9,618.70 : x
  2. Step 2: Convert to fraction form
    17,685.14/24,405.04 = 9,618.70/x
  3. Step 3: Cross multiply
    17,685.14x = 24,405.04 × 9,618.70
  4. Step 4: Simplify right side
    17,685.14x = 234,744,758.25
  5. Step 5: Solve for x
    x = 234,744,758.25/17,685.14
  6. Step 6: Final answer
    x = 13,273.56

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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.