Home / 33,344.37-45,993.55-21,388.77

Finding the Fourth Proportional to 33,344.37, 45,993.55 and 21,388.77

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Solution

The fourth proportional to 33,344.37, 45,993.55 and 21,388.77 is: 29,502.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,344.37 : 45,993.55 = 21,388.77 : x
  2. Step 2: Convert to fraction form
    33,344.37/45,993.55 = 21,388.77/x
  3. Step 3: Cross multiply
    33,344.37x = 45,993.55 × 21,388.77
  4. Step 4: Simplify right side
    33,344.37x = 983,745,462.43
  5. Step 5: Solve for x
    x = 983,745,462.43/33,344.37
  6. Step 6: Final answer
    x = 29,502.60

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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.