Home / 47,450.10-71,138.70-26,673.60

Finding the Fourth Proportional to 47,450.10, 71,138.70 and 26,673.60

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Solution

The fourth proportional to 47,450.10, 71,138.70 and 26,673.60 is: 39,989.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,450.10 : 71,138.70 = 26,673.60 : x
  2. Step 2: Convert to fraction form
    47,450.10/71,138.70 = 26,673.60/x
  3. Step 3: Cross multiply
    47,450.10x = 71,138.70 × 26,673.60
  4. Step 4: Simplify right side
    47,450.10x = 1,897,525,228.32
  5. Step 5: Solve for x
    x = 1,897,525,228.32/47,450.10
  6. Step 6: Final answer
    x = 39,989.91

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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.