Home / 13,162.34-19,744.54-4,397.28

Finding the Fourth Proportional to 13,162.34, 19,744.54 and 4,397.28

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Solution

The fourth proportional to 13,162.34, 19,744.54 and 4,397.28 is: 6,596.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,162.34 : 19,744.54 = 4,397.28 : x
  2. Step 2: Convert to fraction form
    13,162.34/19,744.54 = 4,397.28/x
  3. Step 3: Cross multiply
    13,162.34x = 19,744.54 × 4,397.28
  4. Step 4: Simplify right side
    13,162.34x = 86,822,270.85
  5. Step 5: Solve for x
    x = 86,822,270.85/13,162.34
  6. Step 6: Final answer
    x = 6,596.26

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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.