Home / 36,145.17-54,222.90-11,187.36

Finding the Fourth Proportional to 36,145.17, 54,222.90 and 11,187.36

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Solution

The fourth proportional to 36,145.17, 54,222.90 and 11,187.36 is: 16,782.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,145.17 : 54,222.90 = 11,187.36 : x
  2. Step 2: Convert to fraction form
    36,145.17/54,222.90 = 11,187.36/x
  3. Step 3: Cross multiply
    36,145.17x = 54,222.90 × 11,187.36
  4. Step 4: Simplify right side
    36,145.17x = 606,611,102.54
  5. Step 5: Solve for x
    x = 606,611,102.54/36,145.17
  6. Step 6: Final answer
    x = 16,782.63

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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.