Home / 36,503.68-50,375.07-20,588.10

Finding the Fourth Proportional to 36,503.68, 50,375.07 and 20,588.10

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Solution

The fourth proportional to 36,503.68, 50,375.07 and 20,588.10 is: 28,411.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,503.68 : 50,375.07 = 20,588.10 : x
  2. Step 2: Convert to fraction form
    36,503.68/50,375.07 = 20,588.10/x
  3. Step 3: Cross multiply
    36,503.68x = 50,375.07 × 20,588.10
  4. Step 4: Simplify right side
    36,503.68x = 1,037,126,978.67
  5. Step 5: Solve for x
    x = 1,037,126,978.67/36,503.68
  6. Step 6: Final answer
    x = 28,411.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.