Home / 30,063.44-41,489.16-18,889.04

Finding the Fourth Proportional to 30,063.44, 41,489.16 and 18,889.04

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Solution

The fourth proportional to 30,063.44, 41,489.16 and 18,889.04 is: 26,067.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,063.44 : 41,489.16 = 18,889.04 : x
  2. Step 2: Convert to fraction form
    30,063.44/41,489.16 = 18,889.04/x
  3. Step 3: Cross multiply
    30,063.44x = 41,489.16 × 18,889.04
  4. Step 4: Simplify right side
    30,063.44x = 783,690,402.81
  5. Step 5: Solve for x
    x = 783,690,402.81/30,063.44
  6. Step 6: Final answer
    x = 26,067.89

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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.