Home / 33,161.55-45,755.53-19,014.40

Finding the Fourth Proportional to 33,161.55, 45,755.53 and 19,014.40

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Solution

The fourth proportional to 33,161.55, 45,755.53 and 19,014.40 is: 26,235.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,161.55 : 45,755.53 = 19,014.40 : x
  2. Step 2: Convert to fraction form
    33,161.55/45,755.53 = 19,014.40/x
  3. Step 3: Cross multiply
    33,161.55x = 45,755.53 × 19,014.40
  4. Step 4: Simplify right side
    33,161.55x = 870,013,808.87
  5. Step 5: Solve for x
    x = 870,013,808.87/33,161.55
  6. Step 6: Final answer
    x = 26,235.62

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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.