Home / 13,223.30-19,828.38-4,902.98

Finding the Fourth Proportional to 13,223.30, 19,828.38 and 4,902.98

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Solution

The fourth proportional to 13,223.30, 19,828.38 and 4,902.98 is: 7,352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,223.30 : 19,828.38 = 4,902.98 : x
  2. Step 2: Convert to fraction form
    13,223.30/19,828.38 = 4,902.98/x
  3. Step 3: Cross multiply
    13,223.30x = 19,828.38 × 4,902.98
  4. Step 4: Simplify right side
    13,223.30x = 97,218,150.57
  5. Step 5: Solve for x
    x = 97,218,150.57/13,223.30
  6. Step 6: Final answer
    x = 7,352.03

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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.