Home / 13,237.12-19,845.54-4,469.68

Finding the Fourth Proportional to 13,237.12, 19,845.54 and 4,469.68

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Solution

The fourth proportional to 13,237.12, 19,845.54 and 4,469.68 is: 6,701.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.12 : 19,845.54 = 4,469.68 : x
  2. Step 2: Convert to fraction form
    13,237.12/19,845.54 = 4,469.68/x
  3. Step 3: Cross multiply
    13,237.12x = 19,845.54 × 4,469.68
  4. Step 4: Simplify right side
    13,237.12x = 88,703,213.23
  5. Step 5: Solve for x
    x = 88,703,213.23/13,237.12
  6. Step 6: Final answer
    x = 6,701.10

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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.