Home / 43,377.96-65,048.58-13,787.85

Finding the Fourth Proportional to 43,377.96, 65,048.58 and 13,787.85

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Solution

The fourth proportional to 43,377.96, 65,048.58 and 13,787.85 is: 20,675.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,377.96 : 65,048.58 = 13,787.85 : x
  2. Step 2: Convert to fraction form
    43,377.96/65,048.58 = 13,787.85/x
  3. Step 3: Cross multiply
    43,377.96x = 65,048.58 × 13,787.85
  4. Step 4: Simplify right side
    43,377.96x = 896,880,063.75
  5. Step 5: Solve for x
    x = 896,880,063.75/43,377.96
  6. Step 6: Final answer
    x = 20,675.94

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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.