Home / 36,464.40-50,321.28-21,353.76

Finding the Fourth Proportional to 36,464.40, 50,321.28 and 21,353.76

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Solution

The fourth proportional to 36,464.40, 50,321.28 and 21,353.76 is: 29,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,464.40 : 50,321.28 = 21,353.76 : x
  2. Step 2: Convert to fraction form
    36,464.40/50,321.28 = 21,353.76/x
  3. Step 3: Cross multiply
    36,464.40x = 50,321.28 × 21,353.76
  4. Step 4: Simplify right side
    36,464.40x = 1,074,548,536.01
  5. Step 5: Solve for x
    x = 1,074,548,536.01/36,464.40
  6. Step 6: Final answer
    x = 29,468.43

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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.