Home / 13,579.74-18,704.99-9,593.93

Finding the Fourth Proportional to 13,579.74, 18,704.99 and 9,593.93

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Solution

The fourth proportional to 13,579.74, 18,704.99 and 9,593.93 is: 13,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,579.74 : 18,704.99 = 9,593.93 : x
  2. Step 2: Convert to fraction form
    13,579.74/18,704.99 = 9,593.93/x
  3. Step 3: Cross multiply
    13,579.74x = 18,704.99 × 9,593.93
  4. Step 4: Simplify right side
    13,579.74x = 179,454,316.74
  5. Step 5: Solve for x
    x = 179,454,316.74/13,579.74
  6. Step 6: Final answer
    x = 13,214.86

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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.