Home / 13,483.92-20,225.80-3,622.36

Finding the Fourth Proportional to 13,483.92, 20,225.80 and 3,622.36

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Solution

The fourth proportional to 13,483.92, 20,225.80 and 3,622.36 is: 5,433.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.92 : 20,225.80 = 3,622.36 : x
  2. Step 2: Convert to fraction form
    13,483.92/20,225.80 = 3,622.36/x
  3. Step 3: Cross multiply
    13,483.92x = 20,225.80 × 3,622.36
  4. Step 4: Simplify right side
    13,483.92x = 73,265,128.89
  5. Step 5: Solve for x
    x = 73,265,128.89/13,483.92
  6. Step 6: Final answer
    x = 5,433.52

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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.