Home / 14,229.47-21,346.72-4,867.29

Finding the Fourth Proportional to 14,229.47, 21,346.72 and 4,867.29

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Solution

The fourth proportional to 14,229.47, 21,346.72 and 4,867.29 is: 7,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.47 : 21,346.72 = 4,867.29 : x
  2. Step 2: Convert to fraction form
    14,229.47/21,346.72 = 4,867.29/x
  3. Step 3: Cross multiply
    14,229.47x = 21,346.72 × 4,867.29
  4. Step 4: Simplify right side
    14,229.47x = 103,900,692.00
  5. Step 5: Solve for x
    x = 103,900,692.00/14,229.47
  6. Step 6: Final answer
    x = 7,301.80

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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.