Home / 12,346.18-18,520.38-4,024.04

Finding the Fourth Proportional to 12,346.18, 18,520.38 and 4,024.04

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Solution

The fourth proportional to 12,346.18, 18,520.38 and 4,024.04 is: 6,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346.18 : 18,520.38 = 4,024.04 : x
  2. Step 2: Convert to fraction form
    12,346.18/18,520.38 = 4,024.04/x
  3. Step 3: Cross multiply
    12,346.18x = 18,520.38 × 4,024.04
  4. Step 4: Simplify right side
    12,346.18x = 74,526,657.33
  5. Step 5: Solve for x
    x = 74,526,657.33/12,346.18
  6. Step 6: Final answer
    x = 6,036.42

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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.