Home / 36,322.95-50,125.47-20,407.26

Finding the Fourth Proportional to 36,322.95, 50,125.47 and 20,407.26

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Solution

The fourth proportional to 36,322.95, 50,125.47 and 20,407.26 is: 28,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,322.95 : 50,125.47 = 20,407.26 : x
  2. Step 2: Convert to fraction form
    36,322.95/50,125.47 = 20,407.26/x
  3. Step 3: Cross multiply
    36,322.95x = 50,125.47 × 20,407.26
  4. Step 4: Simplify right side
    36,322.95x = 1,022,923,299.30
  5. Step 5: Solve for x
    x = 1,022,923,299.30/36,322.95
  6. Step 6: Final answer
    x = 28,161.90

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1.5x scale

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.