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Finding the Fourth Proportional to 29,645.37, 44,474.54 and 8,870.49

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Solution

The fourth proportional to 29,645.37, 44,474.54 and 8,870.49 is: 13,307.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,645.37 : 44,474.54 = 8,870.49 : x
  2. Step 2: Convert to fraction form
    29,645.37/44,474.54 = 8,870.49/x
  3. Step 3: Cross multiply
    29,645.37x = 44,474.54 × 8,870.49
  4. Step 4: Simplify right side
    29,645.37x = 394,510,917.97
  5. Step 5: Solve for x
    x = 394,510,917.97/29,645.37
  6. Step 6: Final answer
    x = 13,307.67

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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.