Home / 33,561.40-50,341.88-11,390.39

Finding the Fourth Proportional to 33,561.40, 50,341.88 and 11,390.39

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Solution

The fourth proportional to 33,561.40, 50,341.88 and 11,390.39 is: 17,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,561.40 : 50,341.88 = 11,390.39 : x
  2. Step 2: Convert to fraction form
    33,561.40/50,341.88 = 11,390.39/x
  3. Step 3: Cross multiply
    33,561.40x = 50,341.88 × 11,390.39
  4. Step 4: Simplify right side
    33,561.40x = 573,413,646.53
  5. Step 5: Solve for x
    x = 573,413,646.53/33,561.40
  6. Step 6: Final answer
    x = 17,085.51

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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.