Home / 33,611.20-46,381.62-18,503.28

Finding the Fourth Proportional to 33,611.20, 46,381.62 and 18,503.28

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Solution

The fourth proportional to 33,611.20, 46,381.62 and 18,503.28 is: 25,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,611.20 : 46,381.62 = 18,503.28 : x
  2. Step 2: Convert to fraction form
    33,611.20/46,381.62 = 18,503.28/x
  3. Step 3: Cross multiply
    33,611.20x = 46,381.62 × 18,503.28
  4. Step 4: Simplify right side
    33,611.20x = 858,212,101.71
  5. Step 5: Solve for x
    x = 858,212,101.71/33,611.20
  6. Step 6: Final answer
    x = 25,533.52

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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.