Home / 13,098.45-18,092.10-9,507.68

Finding the Fourth Proportional to 13,098.45, 18,092.10 and 9,507.68

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Solution

The fourth proportional to 13,098.45, 18,092.10 and 9,507.68 is: 13,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.45 : 18,092.10 = 9,507.68 : x
  2. Step 2: Convert to fraction form
    13,098.45/18,092.10 = 9,507.68/x
  3. Step 3: Cross multiply
    13,098.45x = 18,092.10 × 9,507.68
  4. Step 4: Simplify right side
    13,098.45x = 172,013,806.87
  5. Step 5: Solve for x
    x = 172,013,806.87/13,098.45
  6. Step 6: Final answer
    x = 13,132.38

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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.