Home / 13,269.15-19,905.75-4,950.34

Finding the Fourth Proportional to 13,269.15, 19,905.75 and 4,950.34

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Solution

The fourth proportional to 13,269.15, 19,905.75 and 4,950.34 is: 7,426.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269.15 : 19,905.75 = 4,950.34 : x
  2. Step 2: Convert to fraction form
    13,269.15/19,905.75 = 4,950.34/x
  3. Step 3: Cross multiply
    13,269.15x = 19,905.75 × 4,950.34
  4. Step 4: Simplify right side
    13,269.15x = 98,540,180.69
  5. Step 5: Solve for x
    x = 98,540,180.69/13,269.15
  6. Step 6: Final answer
    x = 7,426.26

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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.