Home / 33,010.74-45,557.26-18,863.28

Finding the Fourth Proportional to 33,010.74, 45,557.26 and 18,863.28

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Solution

The fourth proportional to 33,010.74, 45,557.26 and 18,863.28 is: 26,032.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,010.74 : 45,557.26 = 18,863.28 : x
  2. Step 2: Convert to fraction form
    33,010.74/45,557.26 = 18,863.28/x
  3. Step 3: Cross multiply
    33,010.74x = 45,557.26 × 18,863.28
  4. Step 4: Simplify right side
    33,010.74x = 859,359,304.25
  5. Step 5: Solve for x
    x = 859,359,304.25/33,010.74
  6. Step 6: Final answer
    x = 26,032.72

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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.