Home / 36,622.14-54,939.24-12,922.98

Finding the Fourth Proportional to 36,622.14, 54,939.24 and 12,922.98

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Solution

The fourth proportional to 36,622.14, 54,939.24 and 12,922.98 is: 19,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,622.14 : 54,939.24 = 12,922.98 : x
  2. Step 2: Convert to fraction form
    36,622.14/54,939.24 = 12,922.98/x
  3. Step 3: Cross multiply
    36,622.14x = 54,939.24 × 12,922.98
  4. Step 4: Simplify right side
    36,622.14x = 709,978,699.74
  5. Step 5: Solve for x
    x = 709,978,699.74/36,622.14
  6. Step 6: Final answer
    x = 19,386.60

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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.