Home / 38,605.72-57,917.58-14,916.76

Finding the Fourth Proportional to 38,605.72, 57,917.58 and 14,916.76

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Solution

The fourth proportional to 38,605.72, 57,917.58 and 14,916.76 is: 22,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,605.72 : 57,917.58 = 14,916.76 : x
  2. Step 2: Convert to fraction form
    38,605.72/57,917.58 = 14,916.76/x
  3. Step 3: Cross multiply
    38,605.72x = 57,917.58 × 14,916.76
  4. Step 4: Simplify right side
    38,605.72x = 863,942,640.64
  5. Step 5: Solve for x
    x = 863,942,640.64/38,605.72
  6. Step 6: Final answer
    x = 22,378.62

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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.