Home / 13,362.66-20,056.98-6,442.02

Finding the Fourth Proportional to 13,362.66, 20,056.98 and 6,442.02

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Solution

The fourth proportional to 13,362.66, 20,056.98 and 6,442.02 is: 9,669.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362.66 : 20,056.98 = 6,442.02 : x
  2. Step 2: Convert to fraction form
    13,362.66/20,056.98 = 6,442.02/x
  3. Step 3: Cross multiply
    13,362.66x = 20,056.98 × 6,442.02
  4. Step 4: Simplify right side
    13,362.66x = 129,207,466.30
  5. Step 5: Solve for x
    x = 129,207,466.30/13,362.66
  6. Step 6: Final answer
    x = 9,669.29

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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.