Home / 36,898.97-55,315.58-13,519.94

Finding the Fourth Proportional to 36,898.97, 55,315.58 and 13,519.94

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Solution

The fourth proportional to 36,898.97, 55,315.58 and 13,519.94 is: 20,267.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,898.97 : 55,315.58 = 13,519.94 : x
  2. Step 2: Convert to fraction form
    36,898.97/55,315.58 = 13,519.94/x
  3. Step 3: Cross multiply
    36,898.97x = 55,315.58 × 13,519.94
  4. Step 4: Simplify right side
    36,898.97x = 747,862,978.49
  5. Step 5: Solve for x
    x = 747,862,978.49/36,898.97
  6. Step 6: Final answer
    x = 20,267.86

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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.