Home / 12,362.91-18,548.33-3,598.35

Finding the Fourth Proportional to 12,362.91, 18,548.33 and 3,598.35

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Solution

The fourth proportional to 12,362.91, 18,548.33 and 3,598.35 is: 5,398.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.91 : 18,548.33 = 3,598.35 : x
  2. Step 2: Convert to fraction form
    12,362.91/18,548.33 = 3,598.35/x
  3. Step 3: Cross multiply
    12,362.91x = 18,548.33 × 3,598.35
  4. Step 4: Simplify right side
    12,362.91x = 66,743,383.26
  5. Step 5: Solve for x
    x = 66,743,383.26/12,362.91
  6. Step 6: Final answer
    x = 5,398.68

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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.