Home / 13,483.44-20,224.20-5,691.50

Finding the Fourth Proportional to 13,483.44, 20,224.20 and 5,691.50

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Solution

The fourth proportional to 13,483.44, 20,224.20 and 5,691.50 is: 8,536.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.44 : 20,224.20 = 5,691.50 : x
  2. Step 2: Convert to fraction form
    13,483.44/20,224.20 = 5,691.50/x
  3. Step 3: Cross multiply
    13,483.44x = 20,224.20 × 5,691.50
  4. Step 4: Simplify right side
    13,483.44x = 115,106,034.30
  5. Step 5: Solve for x
    x = 115,106,034.30/13,483.44
  6. Step 6: Final answer
    x = 8,536.84

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1.5x scale

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.