Home / 47,626.90-71,443.32-12,566.59

Finding the Fourth Proportional to 47,626.90, 71,443.32 and 12,566.59

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Solution

The fourth proportional to 47,626.90, 71,443.32 and 12,566.59 is: 18,850.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,626.90 : 71,443.32 = 12,566.59 : x
  2. Step 2: Convert to fraction form
    47,626.90/71,443.32 = 12,566.59/x
  3. Step 3: Cross multiply
    47,626.90x = 71,443.32 × 12,566.59
  4. Step 4: Simplify right side
    47,626.90x = 897,798,910.68
  5. Step 5: Solve for x
    x = 897,798,910.68/47,626.90
  6. Step 6: Final answer
    x = 18,850.67

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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.