Home / 33,010.94-45,554.30-18,862.88

Finding the Fourth Proportional to 33,010.94, 45,554.30 and 18,862.88

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Solution

The fourth proportional to 33,010.94, 45,554.30 and 18,862.88 is: 26,030.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,010.94 : 45,554.30 = 18,862.88 : x
  2. Step 2: Convert to fraction form
    33,010.94/45,554.30 = 18,862.88/x
  3. Step 3: Cross multiply
    33,010.94x = 45,554.30 × 18,862.88
  4. Step 4: Simplify right side
    33,010.94x = 859,285,043.03
  5. Step 5: Solve for x
    x = 859,285,043.03/33,010.94
  6. Step 6: Final answer
    x = 26,030.31

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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.