Home / 36,324.53-50,129.40-20,409.01

Finding the Fourth Proportional to 36,324.53, 50,129.40 and 20,409.01

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Solution

The fourth proportional to 36,324.53, 50,129.40 and 20,409.01 is: 28,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,324.53 : 50,129.40 = 20,409.01 : x
  2. Step 2: Convert to fraction form
    36,324.53/50,129.40 = 20,409.01/x
  3. Step 3: Cross multiply
    36,324.53x = 50,129.40 × 20,409.01
  4. Step 4: Simplify right side
    36,324.53x = 1,023,091,425.89
  5. Step 5: Solve for x
    x = 1,023,091,425.89/36,324.53
  6. Step 6: Final answer
    x = 28,165.30

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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.