Home / 33,186.71-49,714.88-21,907.68

Finding the Fourth Proportional to 33,186.71, 49,714.88 and 21,907.68

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Solution

The fourth proportional to 33,186.71, 49,714.88 and 21,907.68 is: 32,818.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,186.71 : 49,714.88 = 21,907.68 : x
  2. Step 2: Convert to fraction form
    33,186.71/49,714.88 = 21,907.68/x
  3. Step 3: Cross multiply
    33,186.71x = 49,714.88 × 21,907.68
  4. Step 4: Simplify right side
    33,186.71x = 1,089,137,841.32
  5. Step 5: Solve for x
    x = 1,089,137,841.32/33,186.71
  6. Step 6: Final answer
    x = 32,818.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.