Home / 55,961.75-83,942.63-19,025.75

Finding the Fourth Proportional to 55,961.75, 83,942.63 and 19,025.75

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Solution

The fourth proportional to 55,961.75, 83,942.63 and 19,025.75 is: 28,538.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,961.75 : 83,942.63 = 19,025.75 : x
  2. Step 2: Convert to fraction form
    55,961.75/83,942.63 = 19,025.75/x
  3. Step 3: Cross multiply
    55,961.75x = 83,942.63 × 19,025.75
  4. Step 4: Simplify right side
    55,961.75x = 1,597,071,492.72
  5. Step 5: Solve for x
    x = 1,597,071,492.72/55,961.75
  6. Step 6: Final answer
    x = 28,538.63

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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.