Home / 47,381.68-71,021.49-25,172.70

Finding the Fourth Proportional to 47,381.68, 71,021.49 and 25,172.70

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Solution

The fourth proportional to 47,381.68, 71,021.49 and 25,172.70 is: 37,731.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,381.68 : 71,021.49 = 25,172.70 : x
  2. Step 2: Convert to fraction form
    47,381.68/71,021.49 = 25,172.70/x
  3. Step 3: Cross multiply
    47,381.68x = 71,021.49 × 25,172.70
  4. Step 4: Simplify right side
    47,381.68x = 1,787,802,661.32
  5. Step 5: Solve for x
    x = 1,787,802,661.32/47,381.68
  6. Step 6: Final answer
    x = 37,731.94

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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.