Home / 33,097.08-45,669.90-19,668.60

Finding the Fourth Proportional to 33,097.08, 45,669.90 and 19,668.60

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Solution

The fourth proportional to 33,097.08, 45,669.90 and 19,668.60 is: 27,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,097.08 : 45,669.90 = 19,668.60 : x
  2. Step 2: Convert to fraction form
    33,097.08/45,669.90 = 19,668.60/x
  3. Step 3: Cross multiply
    33,097.08x = 45,669.90 × 19,668.60
  4. Step 4: Simplify right side
    33,097.08x = 898,262,995.14
  5. Step 5: Solve for x
    x = 898,262,995.14/33,097.08
  6. Step 6: Final answer
    x = 27,140.25

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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.