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Finding the Fourth Proportional to 14,552.80, 21,810.94 and 6,223.02

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Solution

The fourth proportional to 14,552.80, 21,810.94 and 6,223.02 is: 9,326.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,552.80 : 21,810.94 = 6,223.02 : x
  2. Step 2: Convert to fraction form
    14,552.80/21,810.94 = 6,223.02/x
  3. Step 3: Cross multiply
    14,552.80x = 21,810.94 × 6,223.02
  4. Step 4: Simplify right side
    14,552.80x = 135,729,915.84
  5. Step 5: Solve for x
    x = 135,729,915.84/14,552.80
  6. Step 6: Final answer
    x = 9,326.72

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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.