Home / 47,905.50-71,722.70-25,364.98

Finding the Fourth Proportional to 47,905.50, 71,722.70 and 25,364.98

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Solution

The fourth proportional to 47,905.50, 71,722.70 and 25,364.98 is: 37,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905.50 : 71,722.70 = 25,364.98 : x
  2. Step 2: Convert to fraction form
    47,905.50/71,722.70 = 25,364.98/x
  3. Step 3: Cross multiply
    47,905.50x = 71,722.70 × 25,364.98
  4. Step 4: Simplify right side
    47,905.50x = 1,819,244,851.05
  5. Step 5: Solve for x
    x = 1,819,244,851.05/47,905.50
  6. Step 6: Final answer
    x = 37,975.70

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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.