Home / 14,229.49-21,346.74-4,867.31

Finding the Fourth Proportional to 14,229.49, 21,346.74 and 4,867.31

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Solution

The fourth proportional to 14,229.49, 21,346.74 and 4,867.31 is: 7,301.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.49 : 21,346.74 = 4,867.31 : x
  2. Step 2: Convert to fraction form
    14,229.49/21,346.74 = 4,867.31/x
  3. Step 3: Cross multiply
    14,229.49x = 21,346.74 × 4,867.31
  4. Step 4: Simplify right side
    14,229.49x = 103,901,201.07
  5. Step 5: Solve for x
    x = 103,901,201.07/14,229.49
  6. Step 6: Final answer
    x = 7,301.82

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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.