Home / 38,997.50-53,812.62-22,000.19

Finding the Fourth Proportional to 38,997.50, 53,812.62 and 22,000.19

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Solution

The fourth proportional to 38,997.50, 53,812.62 and 22,000.19 is: 30,358.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,997.50 : 53,812.62 = 22,000.19 : x
  2. Step 2: Convert to fraction form
    38,997.50/53,812.62 = 22,000.19/x
  3. Step 3: Cross multiply
    38,997.50x = 53,812.62 × 22,000.19
  4. Step 4: Simplify right side
    38,997.50x = 1,183,887,595.33
  5. Step 5: Solve for x
    x = 1,183,887,595.33/38,997.50
  6. Step 6: Final answer
    x = 30,358.04

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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.