Home / 36,519.14-54,780.64-11,561.82

Finding the Fourth Proportional to 36,519.14, 54,780.64 and 11,561.82

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Solution

The fourth proportional to 36,519.14, 54,780.64 and 11,561.82 is: 17,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,519.14 : 54,780.64 = 11,561.82 : x
  2. Step 2: Convert to fraction form
    36,519.14/54,780.64 = 11,561.82/x
  3. Step 3: Cross multiply
    36,519.14x = 54,780.64 × 11,561.82
  4. Step 4: Simplify right side
    36,519.14x = 633,363,899.16
  5. Step 5: Solve for x
    x = 633,363,899.16/36,519.14
  6. Step 6: Final answer
    x = 17,343.34

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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.