Home / 13,820.36-20,718.84-6,023.24

Finding the Fourth Proportional to 13,820.36, 20,718.84 and 6,023.24

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Solution

The fourth proportional to 13,820.36, 20,718.84 and 6,023.24 is: 9,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,820.36 : 20,718.84 = 6,023.24 : x
  2. Step 2: Convert to fraction form
    13,820.36/20,718.84 = 6,023.24/x
  3. Step 3: Cross multiply
    13,820.36x = 20,718.84 × 6,023.24
  4. Step 4: Simplify right side
    13,820.36x = 124,794,545.84
  5. Step 5: Solve for x
    x = 124,794,545.84/13,820.36
  6. Step 6: Final answer
    x = 9,029.76

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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.