Home / 13,904.76-20,859.41-4,542.06

Finding the Fourth Proportional to 13,904.76, 20,859.41 and 4,542.06

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Solution

The fourth proportional to 13,904.76, 20,859.41 and 4,542.06 is: 6,813.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904.76 : 20,859.41 = 4,542.06 : x
  2. Step 2: Convert to fraction form
    13,904.76/20,859.41 = 4,542.06/x
  3. Step 3: Cross multiply
    13,904.76x = 20,859.41 × 4,542.06
  4. Step 4: Simplify right side
    13,904.76x = 94,744,607.88
  5. Step 5: Solve for x
    x = 94,744,607.88/13,904.76
  6. Step 6: Final answer
    x = 6,813.83

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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.