Home / 33,193.99-45,811.47-20,444.59

Finding the Fourth Proportional to 33,193.99, 45,811.47 and 20,444.59

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Solution

The fourth proportional to 33,193.99, 45,811.47 and 20,444.59 is: 28,215.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,193.99 : 45,811.47 = 20,444.59 : x
  2. Step 2: Convert to fraction form
    33,193.99/45,811.47 = 20,444.59/x
  3. Step 3: Cross multiply
    33,193.99x = 45,811.47 × 20,444.59
  4. Step 4: Simplify right side
    33,193.99x = 936,596,721.45
  5. Step 5: Solve for x
    x = 936,596,721.45/33,193.99
  6. Step 6: Final answer
    x = 28,215.85

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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.