Home / 18,499.83-27,750.24-5,352.72

Finding the Fourth Proportional to 18,499.83, 27,750.24 and 5,352.72

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Solution

The fourth proportional to 18,499.83, 27,750.24 and 5,352.72 is: 8,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,499.83 : 27,750.24 = 5,352.72 : x
  2. Step 2: Convert to fraction form
    18,499.83/27,750.24 = 5,352.72/x
  3. Step 3: Cross multiply
    18,499.83x = 27,750.24 × 5,352.72
  4. Step 4: Simplify right side
    18,499.83x = 148,539,264.65
  5. Step 5: Solve for x
    x = 148,539,264.65/18,499.83
  6. Step 6: Final answer
    x = 8,029.22

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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.