Home / 18,360.96-27,531.28-5,707.26

Finding the Fourth Proportional to 18,360.96, 27,531.28 and 5,707.26

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Solution

The fourth proportional to 18,360.96, 27,531.28 and 5,707.26 is: 8,557.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,360.96 : 27,531.28 = 5,707.26 : x
  2. Step 2: Convert to fraction form
    18,360.96/27,531.28 = 5,707.26/x
  3. Step 3: Cross multiply
    18,360.96x = 27,531.28 × 5,707.26
  4. Step 4: Simplify right side
    18,360.96x = 157,128,173.09
  5. Step 5: Solve for x
    x = 157,128,173.09/18,360.96
  6. Step 6: Final answer
    x = 8,557.73

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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.