Home / 13,726.53-20,578.86-5,930.01

Finding the Fourth Proportional to 13,726.53, 20,578.86 and 5,930.01

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Solution

The fourth proportional to 13,726.53, 20,578.86 and 5,930.01 is: 8,890.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726.53 : 20,578.86 = 5,930.01 : x
  2. Step 2: Convert to fraction form
    13,726.53/20,578.86 = 5,930.01/x
  3. Step 3: Cross multiply
    13,726.53x = 20,578.86 × 5,930.01
  4. Step 4: Simplify right side
    13,726.53x = 122,032,845.59
  5. Step 5: Solve for x
    x = 122,032,845.59/13,726.53
  6. Step 6: Final answer
    x = 8,890.29

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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.