Home / 44,474.58-66,715.32-12,885.09

Finding the Fourth Proportional to 44,474.58, 66,715.32 and 12,885.09

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Solution

The fourth proportional to 44,474.58, 66,715.32 and 12,885.09 is: 19,328.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,474.58 : 66,715.32 = 12,885.09 : x
  2. Step 2: Convert to fraction form
    44,474.58/66,715.32 = 12,885.09/x
  3. Step 3: Cross multiply
    44,474.58x = 66,715.32 × 12,885.09
  4. Step 4: Simplify right side
    44,474.58x = 859,632,902.58
  5. Step 5: Solve for x
    x = 859,632,902.58/44,474.58
  6. Step 6: Final answer
    x = 19,328.63

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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.