Home / 19,569.79-29,310.94-14,029.39

Finding the Fourth Proportional to 19,569.79, 29,310.94 and 14,029.39

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Solution

The fourth proportional to 19,569.79, 29,310.94 and 14,029.39 is: 21,012.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.79 : 29,310.94 = 14,029.39 : x
  2. Step 2: Convert to fraction form
    19,569.79/29,310.94 = 14,029.39/x
  3. Step 3: Cross multiply
    19,569.79x = 29,310.94 × 14,029.39
  4. Step 4: Simplify right side
    19,569.79x = 411,214,608.53
  5. Step 5: Solve for x
    x = 411,214,608.53/19,569.79
  6. Step 6: Final answer
    x = 21,012.72

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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.