Home / 18,035.08-27,032.52-7,499.20

Finding the Fourth Proportional to 18,035.08, 27,032.52 and 7,499.20

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Solution

The fourth proportional to 18,035.08, 27,032.52 and 7,499.20 is: 11,240.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,035.08 : 27,032.52 = 7,499.20 : x
  2. Step 2: Convert to fraction form
    18,035.08/27,032.52 = 7,499.20/x
  3. Step 3: Cross multiply
    18,035.08x = 27,032.52 × 7,499.20
  4. Step 4: Simplify right side
    18,035.08x = 202,722,273.98
  5. Step 5: Solve for x
    x = 202,722,273.98/18,035.08
  6. Step 6: Final answer
    x = 11,240.44

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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.