Home / 33,753.60-46,578.05-20,156.99

Finding the Fourth Proportional to 33,753.60, 46,578.05 and 20,156.99

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Solution

The fourth proportional to 33,753.60, 46,578.05 and 20,156.99 is: 27,815.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,753.60 : 46,578.05 = 20,156.99 : x
  2. Step 2: Convert to fraction form
    33,753.60/46,578.05 = 20,156.99/x
  3. Step 3: Cross multiply
    33,753.60x = 46,578.05 × 20,156.99
  4. Step 4: Simplify right side
    33,753.60x = 938,872,954.39
  5. Step 5: Solve for x
    x = 938,872,954.39/33,753.60
  6. Step 6: Final answer
    x = 27,815.49

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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.