Home / 36,089.22-54,141.03-11,128.18

Finding the Fourth Proportional to 36,089.22, 54,141.03 and 11,128.18

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Solution

The fourth proportional to 36,089.22, 54,141.03 and 11,128.18 is: 16,694.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,089.22 : 54,141.03 = 11,128.18 : x
  2. Step 2: Convert to fraction form
    36,089.22/54,141.03 = 11,128.18/x
  3. Step 3: Cross multiply
    36,089.22x = 54,141.03 × 11,128.18
  4. Step 4: Simplify right side
    36,089.22x = 602,491,315.41
  5. Step 5: Solve for x
    x = 602,491,315.41/36,089.22
  6. Step 6: Final answer
    x = 16,694.50

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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.