Home / 40,775.66-61,148.82-14,114.41

Finding the Fourth Proportional to 40,775.66, 61,148.82 and 14,114.41

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Solution

The fourth proportional to 40,775.66, 61,148.82 and 14,114.41 is: 21,166.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,775.66 : 61,148.82 = 14,114.41 : x
  2. Step 2: Convert to fraction form
    40,775.66/61,148.82 = 14,114.41/x
  3. Step 3: Cross multiply
    40,775.66x = 61,148.82 × 14,114.41
  4. Step 4: Simplify right side
    40,775.66x = 863,079,516.50
  5. Step 5: Solve for x
    x = 863,079,516.50/40,775.66
  6. Step 6: Final answer
    x = 21,166.54

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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.