Home / 36,521.49-54,782.39-11,561.66

Finding the Fourth Proportional to 36,521.49, 54,782.39 and 11,561.66

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Solution

The fourth proportional to 36,521.49, 54,782.39 and 11,561.66 is: 17,342.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,521.49 : 54,782.39 = 11,561.66 : x
  2. Step 2: Convert to fraction form
    36,521.49/54,782.39 = 11,561.66/x
  3. Step 3: Cross multiply
    36,521.49x = 54,782.39 × 11,561.66
  4. Step 4: Simplify right side
    36,521.49x = 633,375,327.59
  5. Step 5: Solve for x
    x = 633,375,327.59/36,521.49
  6. Step 6: Final answer
    x = 17,342.54

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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.