Home / 33,074.54-45,625.36-20,953.64

Finding the Fourth Proportional to 33,074.54, 45,625.36 and 20,953.64

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Solution

The fourth proportional to 33,074.54, 45,625.36 and 20,953.64 is: 28,904.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,074.54 : 45,625.36 = 20,953.64 : x
  2. Step 2: Convert to fraction form
    33,074.54/45,625.36 = 20,953.64/x
  3. Step 3: Cross multiply
    33,074.54x = 45,625.36 × 20,953.64
  4. Step 4: Simplify right side
    33,074.54x = 956,017,035.42
  5. Step 5: Solve for x
    x = 956,017,035.42/33,074.54
  6. Step 6: Final answer
    x = 28,904.93

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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.