Home / 36,393.05-50,223.17-20,477.50

Finding the Fourth Proportional to 36,393.05, 50,223.17 and 20,477.50

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Solution

The fourth proportional to 36,393.05, 50,223.17 and 20,477.50 is: 28,259.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,393.05 : 50,223.17 = 20,477.50 : x
  2. Step 2: Convert to fraction form
    36,393.05/50,223.17 = 20,477.50/x
  3. Step 3: Cross multiply
    36,393.05x = 50,223.17 × 20,477.50
  4. Step 4: Simplify right side
    36,393.05x = 1,028,444,840.28
  5. Step 5: Solve for x
    x = 1,028,444,840.28/36,393.05
  6. Step 6: Final answer
    x = 28,259.38

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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.