Home / 29,850.60-44,873.10-21,145.80

Finding the Fourth Proportional to 29,850.60, 44,873.10 and 21,145.80

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Solution

The fourth proportional to 29,850.60, 44,873.10 and 21,145.80 is: 31,787.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,850.60 : 44,873.10 = 21,145.80 : x
  2. Step 2: Convert to fraction form
    29,850.60/44,873.10 = 21,145.80/x
  3. Step 3: Cross multiply
    29,850.60x = 44,873.10 × 21,145.80
  4. Step 4: Simplify right side
    29,850.60x = 948,877,597.98
  5. Step 5: Solve for x
    x = 948,877,597.98/29,850.60
  6. Step 6: Final answer
    x = 31,787.56

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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.