Home / 11,769.40-17,654.10-9,868.60

Finding the Fourth Proportional to 11,769.40, 17,654.10 and 9,868.60

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Solution

The fourth proportional to 11,769.40, 17,654.10 and 9,868.60 is: 14,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.40 : 17,654.10 = 9,868.60 : x
  2. Step 2: Convert to fraction form
    11,769.40/17,654.10 = 9,868.60/x
  3. Step 3: Cross multiply
    11,769.40x = 17,654.10 × 9,868.60
  4. Step 4: Simplify right side
    11,769.40x = 174,221,251.26
  5. Step 5: Solve for x
    x = 174,221,251.26/11,769.40
  6. Step 6: Final answer
    x = 14,802.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.