Home / 33,632.36-46,411.38-20,211.02

Finding the Fourth Proportional to 33,632.36, 46,411.38 and 20,211.02

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Solution

The fourth proportional to 33,632.36, 46,411.38 and 20,211.02 is: 27,890.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,632.36 : 46,411.38 = 20,211.02 : x
  2. Step 2: Convert to fraction form
    33,632.36/46,411.38 = 20,211.02/x
  3. Step 3: Cross multiply
    33,632.36x = 46,411.38 × 20,211.02
  4. Step 4: Simplify right side
    33,632.36x = 938,021,271.39
  5. Step 5: Solve for x
    x = 938,021,271.39/33,632.36
  6. Step 6: Final answer
    x = 27,890.43

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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.