Home / 12,362.49-18,546.53-4,043.12

Finding the Fourth Proportional to 12,362.49, 18,546.53 and 4,043.12

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Solution

The fourth proportional to 12,362.49, 18,546.53 and 4,043.12 is: 6,065.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.49 : 18,546.53 = 4,043.12 : x
  2. Step 2: Convert to fraction form
    12,362.49/18,546.53 = 4,043.12/x
  3. Step 3: Cross multiply
    12,362.49x = 18,546.53 × 4,043.12
  4. Step 4: Simplify right side
    12,362.49x = 74,985,733.43
  5. Step 5: Solve for x
    x = 74,985,733.43/12,362.49
  6. Step 6: Final answer
    x = 6,065.58

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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.