Home / 55,137.92-82,715.07-25,558.74

Finding the Fourth Proportional to 55,137.92, 82,715.07 and 25,558.74

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Solution

The fourth proportional to 55,137.92, 82,715.07 and 25,558.74 is: 38,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,137.92 : 82,715.07 = 25,558.74 : x
  2. Step 2: Convert to fraction form
    55,137.92/82,715.07 = 25,558.74/x
  3. Step 3: Cross multiply
    55,137.92x = 82,715.07 × 25,558.74
  4. Step 4: Simplify right side
    55,137.92x = 2,114,093,064.06
  5. Step 5: Solve for x
    x = 2,114,093,064.06/55,137.92
  6. Step 6: Final answer
    x = 38,341.91

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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.