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Finding the Fourth Proportional to 36,608.77, 54,924.09 and 19,090.90

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Solution

The fourth proportional to 36,608.77, 54,924.09 and 19,090.90 is: 28,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,608.77 : 54,924.09 = 19,090.90 : x
  2. Step 2: Convert to fraction form
    36,608.77/54,924.09 = 19,090.90/x
  3. Step 3: Cross multiply
    36,608.77x = 54,924.09 × 19,090.90
  4. Step 4: Simplify right side
    36,608.77x = 1,048,550,309.78
  5. Step 5: Solve for x
    x = 1,048,550,309.78/36,608.77
  6. Step 6: Final answer
    x = 28,642.05

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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.