Home / 36,715.26-55,072.83-10,420.26

Finding the Fourth Proportional to 36,715.26, 55,072.83 and 10,420.26

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Solution

The fourth proportional to 36,715.26, 55,072.83 and 10,420.26 is: 15,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,715.26 : 55,072.83 = 10,420.26 : x
  2. Step 2: Convert to fraction form
    36,715.26/55,072.83 = 10,420.26/x
  3. Step 3: Cross multiply
    36,715.26x = 55,072.83 × 10,420.26
  4. Step 4: Simplify right side
    36,715.26x = 573,873,207.54
  5. Step 5: Solve for x
    x = 573,873,207.54/36,715.26
  6. Step 6: Final answer
    x = 15,630.37

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1.5x scale

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.