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Finding the Fourth Proportional to 36,853.90, 55,280.34 and 22,066.90

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Solution

The fourth proportional to 36,853.90, 55,280.34 and 22,066.90 is: 33,100.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,853.90 : 55,280.34 = 22,066.90 : x
  2. Step 2: Convert to fraction form
    36,853.90/55,280.34 = 22,066.90/x
  3. Step 3: Cross multiply
    36,853.90x = 55,280.34 × 22,066.90
  4. Step 4: Simplify right side
    36,853.90x = 1,219,865,734.75
  5. Step 5: Solve for x
    x = 1,219,865,734.75/36,853.90
  6. Step 6: Final answer
    x = 33,100.04

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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.