Home / 33,261.84-45,900.27-19,116.81

Finding the Fourth Proportional to 33,261.84, 45,900.27 and 19,116.81

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Solution

The fourth proportional to 33,261.84, 45,900.27 and 19,116.81 is: 26,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,261.84 : 45,900.27 = 19,116.81 : x
  2. Step 2: Convert to fraction form
    33,261.84/45,900.27 = 19,116.81/x
  3. Step 3: Cross multiply
    33,261.84x = 45,900.27 × 19,116.81
  4. Step 4: Simplify right side
    33,261.84x = 877,466,740.54
  5. Step 5: Solve for x
    x = 877,466,740.54/33,261.84
  6. Step 6: Final answer
    x = 26,380.58

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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.