Home / 13,926.58-20,890.84-5,606.66

Finding the Fourth Proportional to 13,926.58, 20,890.84 and 5,606.66

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Solution

The fourth proportional to 13,926.58, 20,890.84 and 5,606.66 is: 8,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.58 : 20,890.84 = 5,606.66 : x
  2. Step 2: Convert to fraction form
    13,926.58/20,890.84 = 5,606.66/x
  3. Step 3: Cross multiply
    13,926.58x = 20,890.84 × 5,606.66
  4. Step 4: Simplify right side
    13,926.58x = 117,127,836.99
  5. Step 5: Solve for x
    x = 117,127,836.99/13,926.58
  6. Step 6: Final answer
    x = 8,410.38

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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.