Home / 13,492.28-20,226.17-4,722.41

Finding the Fourth Proportional to 13,492.28, 20,226.17 and 4,722.41

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Solution

The fourth proportional to 13,492.28, 20,226.17 and 4,722.41 is: 7,079.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492.28 : 20,226.17 = 4,722.41 : x
  2. Step 2: Convert to fraction form
    13,492.28/20,226.17 = 4,722.41/x
  3. Step 3: Cross multiply
    13,492.28x = 20,226.17 × 4,722.41
  4. Step 4: Simplify right side
    13,492.28x = 95,516,267.47
  5. Step 5: Solve for x
    x = 95,516,267.47/13,492.28
  6. Step 6: Final answer
    x = 7,079.33

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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.