Home / 33,645.20-50,402.28-19,570.64

Finding the Fourth Proportional to 33,645.20, 50,402.28 and 19,570.64

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Solution

The fourth proportional to 33,645.20, 50,402.28 and 19,570.64 is: 29,317.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,645.20 : 50,402.28 = 19,570.64 : x
  2. Step 2: Convert to fraction form
    33,645.20/50,402.28 = 19,570.64/x
  3. Step 3: Cross multiply
    33,645.20x = 50,402.28 × 19,570.64
  4. Step 4: Simplify right side
    33,645.20x = 986,404,877.06
  5. Step 5: Solve for x
    x = 986,404,877.06/33,645.20
  6. Step 6: Final answer
    x = 29,317.85

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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.