Home / 11,579.85-17,328.25-10,025.20

Finding the Fourth Proportional to 11,579.85, 17,328.25 and 10,025.20

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Solution

The fourth proportional to 11,579.85, 17,328.25 and 10,025.20 is: 15,001.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.85 : 17,328.25 = 10,025.20 : x
  2. Step 2: Convert to fraction form
    11,579.85/17,328.25 = 10,025.20/x
  3. Step 3: Cross multiply
    11,579.85x = 17,328.25 × 10,025.20
  4. Step 4: Simplify right side
    11,579.85x = 173,719,206.09
  5. Step 5: Solve for x
    x = 173,719,206.09/11,579.85
  6. Step 6: Final answer
    x = 15,001.85

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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.