Home / 34,863.10-52,280.82-12,664.36

Finding the Fourth Proportional to 34,863.10, 52,280.82 and 12,664.36

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Solution

The fourth proportional to 34,863.10, 52,280.82 and 12,664.36 is: 18,991.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,863.10 : 52,280.82 = 12,664.36 : x
  2. Step 2: Convert to fraction form
    34,863.10/52,280.82 = 12,664.36/x
  3. Step 3: Cross multiply
    34,863.10x = 52,280.82 × 12,664.36
  4. Step 4: Simplify right side
    34,863.10x = 662,103,125.58
  5. Step 5: Solve for x
    x = 662,103,125.58/34,863.10
  6. Step 6: Final answer
    x = 18,991.52

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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.