Home / 29,961.21-44,942.51-7,775.46

Finding the Fourth Proportional to 29,961.21, 44,942.51 and 7,775.46

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Solution

The fourth proportional to 29,961.21, 44,942.51 and 7,775.46 is: 11,663.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,961.21 : 44,942.51 = 7,775.46 : x
  2. Step 2: Convert to fraction form
    29,961.21/44,942.51 = 7,775.46/x
  3. Step 3: Cross multiply
    29,961.21x = 44,942.51 × 7,775.46
  4. Step 4: Simplify right side
    29,961.21x = 349,448,688.80
  5. Step 5: Solve for x
    x = 349,448,688.80/29,961.21
  6. Step 6: Final answer
    x = 11,663.37

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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.