Home / 13,982.56-19,296.10-7,609.16

Finding the Fourth Proportional to 13,982.56, 19,296.10 and 7,609.16

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Solution

The fourth proportional to 13,982.56, 19,296.10 and 7,609.16 is: 10,500.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.56 : 19,296.10 = 7,609.16 : x
  2. Step 2: Convert to fraction form
    13,982.56/19,296.10 = 7,609.16/x
  3. Step 3: Cross multiply
    13,982.56x = 19,296.10 × 7,609.16
  4. Step 4: Simplify right side
    13,982.56x = 146,827,112.28
  5. Step 5: Solve for x
    x = 146,827,112.28/13,982.56
  6. Step 6: Final answer
    x = 10,500.73

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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.