Home / 41,868.66-62,790.50-13,783.54

Finding the Fourth Proportional to 41,868.66, 62,790.50 and 13,783.54

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Solution

The fourth proportional to 41,868.66, 62,790.50 and 13,783.54 is: 20,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,868.66 : 62,790.50 = 13,783.54 : x
  2. Step 2: Convert to fraction form
    41,868.66/62,790.50 = 13,783.54/x
  3. Step 3: Cross multiply
    41,868.66x = 62,790.50 × 13,783.54
  4. Step 4: Simplify right side
    41,868.66x = 865,475,368.37
  5. Step 5: Solve for x
    x = 865,475,368.37/41,868.66
  6. Step 6: Final answer
    x = 20,671.20

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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.