Home / 36,219.45-54,327.81-11,261.68

Finding the Fourth Proportional to 36,219.45, 54,327.81 and 11,261.68

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Solution

The fourth proportional to 36,219.45, 54,327.81 and 11,261.68 is: 16,892.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219.45 : 54,327.81 = 11,261.68 : x
  2. Step 2: Convert to fraction form
    36,219.45/54,327.81 = 11,261.68/x
  3. Step 3: Cross multiply
    36,219.45x = 54,327.81 × 11,261.68
  4. Step 4: Simplify right side
    36,219.45x = 611,822,623.33
  5. Step 5: Solve for x
    x = 611,822,623.33/36,219.45
  6. Step 6: Final answer
    x = 16,892.10

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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.