Home / 15,109.26-22,638.80-9,253.56

Finding the Fourth Proportional to 15,109.26, 22,638.80 and 9,253.56

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Solution

The fourth proportional to 15,109.26, 22,638.80 and 9,253.56 is: 13,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,109.26 : 22,638.80 = 9,253.56 : x
  2. Step 2: Convert to fraction form
    15,109.26/22,638.80 = 9,253.56/x
  3. Step 3: Cross multiply
    15,109.26x = 22,638.80 × 9,253.56
  4. Step 4: Simplify right side
    15,109.26x = 209,489,494.13
  5. Step 5: Solve for x
    x = 209,489,494.13/15,109.26
  6. Step 6: Final answer
    x = 13,864.97

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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.