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Finding the Fourth Proportional to 14,469.05, 21,711.78 and 9,541.01

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Solution

The fourth proportional to 14,469.05, 21,711.78 and 9,541.01 is: 14,316.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469.05 : 21,711.78 = 9,541.01 : x
  2. Step 2: Convert to fraction form
    14,469.05/21,711.78 = 9,541.01/x
  3. Step 3: Cross multiply
    14,469.05x = 21,711.78 × 9,541.01
  4. Step 4: Simplify right side
    14,469.05x = 207,152,364.38
  5. Step 5: Solve for x
    x = 207,152,364.38/14,469.05
  6. Step 6: Final answer
    x = 14,316.93

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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.