Home / 33,450.71-46,161.28-20,700.50

Finding the Fourth Proportional to 33,450.71, 46,161.28 and 20,700.50

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Solution

The fourth proportional to 33,450.71, 46,161.28 and 20,700.50 is: 28,566.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,450.71 : 46,161.28 = 20,700.50 : x
  2. Step 2: Convert to fraction form
    33,450.71/46,161.28 = 20,700.50/x
  3. Step 3: Cross multiply
    33,450.71x = 46,161.28 × 20,700.50
  4. Step 4: Simplify right side
    33,450.71x = 955,561,371.71
  5. Step 5: Solve for x
    x = 955,561,371.71/33,450.71
  6. Step 6: Final answer
    x = 28,566.26

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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.