Home / 13,212.48-19,802.64-6,183.04

Finding the Fourth Proportional to 13,212.48, 19,802.64 and 6,183.04

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Solution

The fourth proportional to 13,212.48, 19,802.64 and 6,183.04 is: 9,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,212.48 : 19,802.64 = 6,183.04 : x
  2. Step 2: Convert to fraction form
    13,212.48/19,802.64 = 6,183.04/x
  3. Step 3: Cross multiply
    13,212.48x = 19,802.64 × 6,183.04
  4. Step 4: Simplify right side
    13,212.48x = 122,440,515.23
  5. Step 5: Solve for x
    x = 122,440,515.23/13,212.48
  6. Step 6: Final answer
    x = 9,267.04

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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.