Home / 33,123.30-45,710.75-18,016.30

Finding the Fourth Proportional to 33,123.30, 45,710.75 and 18,016.30

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Solution

The fourth proportional to 33,123.30, 45,710.75 and 18,016.30 is: 24,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,123.30 : 45,710.75 = 18,016.30 : x
  2. Step 2: Convert to fraction form
    33,123.30/45,710.75 = 18,016.30/x
  3. Step 3: Cross multiply
    33,123.30x = 45,710.75 × 18,016.30
  4. Step 4: Simplify right side
    33,123.30x = 823,538,266.59
  5. Step 5: Solve for x
    x = 823,538,266.59/33,123.30
  6. Step 6: Final answer
    x = 24,862.81

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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.