Home / 13,368.24-20,059.20-5,476.50

Finding the Fourth Proportional to 13,368.24, 20,059.20 and 5,476.50

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Solution

The fourth proportional to 13,368.24, 20,059.20 and 5,476.50 is: 8,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368.24 : 20,059.20 = 5,476.50 : x
  2. Step 2: Convert to fraction form
    13,368.24/20,059.20 = 5,476.50/x
  3. Step 3: Cross multiply
    13,368.24x = 20,059.20 × 5,476.50
  4. Step 4: Simplify right side
    13,368.24x = 109,854,208.80
  5. Step 5: Solve for x
    x = 109,854,208.80/13,368.24
  6. Step 6: Final answer
    x = 8,217.55

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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.