Home / 14,614.78-21,916.77-5,252.28

Finding the Fourth Proportional to 14,614.78, 21,916.77 and 5,252.28

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Solution

The fourth proportional to 14,614.78, 21,916.77 and 5,252.28 is: 7,876.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614.78 : 21,916.77 = 5,252.28 : x
  2. Step 2: Convert to fraction form
    14,614.78/21,916.77 = 5,252.28/x
  3. Step 3: Cross multiply
    14,614.78x = 21,916.77 × 5,252.28
  4. Step 4: Simplify right side
    14,614.78x = 115,113,012.74
  5. Step 5: Solve for x
    x = 115,113,012.74/14,614.78
  6. Step 6: Final answer
    x = 7,876.48

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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.