Home / 33,016.13-45,561.32-18,868.94

Finding the Fourth Proportional to 33,016.13, 45,561.32 and 18,868.94

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Solution

The fourth proportional to 33,016.13, 45,561.32 and 18,868.94 is: 26,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,016.13 : 45,561.32 = 18,868.94 : x
  2. Step 2: Convert to fraction form
    33,016.13/45,561.32 = 18,868.94/x
  3. Step 3: Cross multiply
    33,016.13x = 45,561.32 × 18,868.94
  4. Step 4: Simplify right side
    33,016.13x = 859,693,813.40
  5. Step 5: Solve for x
    x = 859,693,813.40/33,016.13
  6. Step 6: Final answer
    x = 26,038.60

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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.