Home / 36,087.96-49,809.42-21,937.80

Finding the Fourth Proportional to 36,087.96, 49,809.42 and 21,937.80

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Solution

The fourth proportional to 36,087.96, 49,809.42 and 21,937.80 is: 30,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,087.96 : 49,809.42 = 21,937.80 : x
  2. Step 2: Convert to fraction form
    36,087.96/49,809.42 = 21,937.80/x
  3. Step 3: Cross multiply
    36,087.96x = 49,809.42 × 21,937.80
  4. Step 4: Simplify right side
    36,087.96x = 1,092,709,094.08
  5. Step 5: Solve for x
    x = 1,092,709,094.08/36,087.96
  6. Step 6: Final answer
    x = 30,279.05

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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.