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Finding the Fourth Proportional to 14,614.03, 21,916.15 and 4,750.89

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Solution

The fourth proportional to 14,614.03, 21,916.15 and 4,750.89 is: 7,124.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614.03 : 21,916.15 = 4,750.89 : x
  2. Step 2: Convert to fraction form
    14,614.03/21,916.15 = 4,750.89/x
  3. Step 3: Cross multiply
    14,614.03x = 21,916.15 × 4,750.89
  4. Step 4: Simplify right side
    14,614.03x = 104,121,217.87
  5. Step 5: Solve for x
    x = 104,121,217.87/14,614.03
  6. Step 6: Final answer
    x = 7,124.74

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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.