Home / 13,913.09-20,878.68-6,023.30

Finding the Fourth Proportional to 13,913.09, 20,878.68 and 6,023.30

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Solution

The fourth proportional to 13,913.09, 20,878.68 and 6,023.30 is: 9,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,913.09 : 20,878.68 = 6,023.30 : x
  2. Step 2: Convert to fraction form
    13,913.09/20,878.68 = 6,023.30/x
  3. Step 3: Cross multiply
    13,913.09x = 20,878.68 × 6,023.30
  4. Step 4: Simplify right side
    13,913.09x = 125,758,553.24
  5. Step 5: Solve for x
    x = 125,758,553.24/13,913.09
  6. Step 6: Final answer
    x = 9,038.87

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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.