Home / 33,086.97-45,639.45-19,648.53

Finding the Fourth Proportional to 33,086.97, 45,639.45 and 19,648.53

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Solution

The fourth proportional to 33,086.97, 45,639.45 and 19,648.53 is: 27,102.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,086.97 : 45,639.45 = 19,648.53 : x
  2. Step 2: Convert to fraction form
    33,086.97/45,639.45 = 19,648.53/x
  3. Step 3: Cross multiply
    33,086.97x = 45,639.45 × 19,648.53
  4. Step 4: Simplify right side
    33,086.97x = 896,748,102.51
  5. Step 5: Solve for x
    x = 896,748,102.51/33,086.97
  6. Step 6: Final answer
    x = 27,102.76

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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.