Home / 14,229.35-21,338.10-4,867.47

Finding the Fourth Proportional to 14,229.35, 21,338.10 and 4,867.47

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Solution

The fourth proportional to 14,229.35, 21,338.10 and 4,867.47 is: 7,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.35 : 21,338.10 = 4,867.47 : x
  2. Step 2: Convert to fraction form
    14,229.35/21,338.10 = 4,867.47/x
  3. Step 3: Cross multiply
    14,229.35x = 21,338.10 × 4,867.47
  4. Step 4: Simplify right side
    14,229.35x = 103,862,561.61
  5. Step 5: Solve for x
    x = 103,862,561.61/14,229.35
  6. Step 6: Final answer
    x = 7,299.18

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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.