Home / 36,392.36-54,561.55-11,418.19

Finding the Fourth Proportional to 36,392.36, 54,561.55 and 11,418.19

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Solution

The fourth proportional to 36,392.36, 54,561.55 and 11,418.19 is: 17,118.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,392.36 : 54,561.55 = 11,418.19 : x
  2. Step 2: Convert to fraction form
    36,392.36/54,561.55 = 11,418.19/x
  3. Step 3: Cross multiply
    36,392.36x = 54,561.55 × 11,418.19
  4. Step 4: Simplify right side
    36,392.36x = 622,994,154.51
  5. Step 5: Solve for x
    x = 622,994,154.51/36,392.36
  6. Step 6: Final answer
    x = 17,118.82

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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.