Home / 49,469.58-74,225.12-21,375.14

Finding the Fourth Proportional to 49,469.58, 74,225.12 and 21,375.14

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Solution

The fourth proportional to 49,469.58, 74,225.12 and 21,375.14 is: 32,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,469.58 : 74,225.12 = 21,375.14 : x
  2. Step 2: Convert to fraction form
    49,469.58/74,225.12 = 21,375.14/x
  3. Step 3: Cross multiply
    49,469.58x = 74,225.12 × 21,375.14
  4. Step 4: Simplify right side
    49,469.58x = 1,586,571,853.52
  5. Step 5: Solve for x
    x = 1,586,571,853.52/49,469.58
  6. Step 6: Final answer
    x = 32,071.67

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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.