Home / 57,370.10-86,025.45-17,916.62

Finding the Fourth Proportional to 57,370.10, 86,025.45 and 17,916.62

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Solution

The fourth proportional to 57,370.10, 86,025.45 and 17,916.62 is: 26,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,370.10 : 86,025.45 = 17,916.62 : x
  2. Step 2: Convert to fraction form
    57,370.10/86,025.45 = 17,916.62/x
  3. Step 3: Cross multiply
    57,370.10x = 86,025.45 × 17,916.62
  4. Step 4: Simplify right side
    57,370.10x = 1,541,285,297.98
  5. Step 5: Solve for x
    x = 1,541,285,297.98/57,370.10
  6. Step 6: Final answer
    x = 26,865.65

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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.