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Finding the Fourth Proportional to 14,604.61, 21,916.23 and 5,244.43

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Solution

The fourth proportional to 14,604.61, 21,916.23 and 5,244.43 is: 7,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,604.61 : 21,916.23 = 5,244.43 : x
  2. Step 2: Convert to fraction form
    14,604.61/21,916.23 = 5,244.43/x
  3. Step 3: Cross multiply
    14,604.61x = 21,916.23 × 5,244.43
  4. Step 4: Simplify right side
    14,604.61x = 114,937,998.30
  5. Step 5: Solve for x
    x = 114,937,998.30/14,604.61
  6. Step 6: Final answer
    x = 7,869.98

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1.5x scale

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.