Home / 49,027.78-73,541.67-12,091.78

Finding the Fourth Proportional to 49,027.78, 73,541.67 and 12,091.78

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Solution

The fourth proportional to 49,027.78, 73,541.67 and 12,091.78 is: 18,137.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,027.78 : 73,541.67 = 12,091.78 : x
  2. Step 2: Convert to fraction form
    49,027.78/73,541.67 = 12,091.78/x
  3. Step 3: Cross multiply
    49,027.78x = 73,541.67 × 12,091.78
  4. Step 4: Simplify right side
    49,027.78x = 889,249,809.07
  5. Step 5: Solve for x
    x = 889,249,809.07/49,027.78
  6. Step 6: Final answer
    x = 18,137.67

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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.