Home / 33,719.29-46,504.05-20,288.03

Finding the Fourth Proportional to 33,719.29, 46,504.05 and 20,288.03

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Solution

The fourth proportional to 33,719.29, 46,504.05 and 20,288.03 is: 27,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,719.29 : 46,504.05 = 20,288.03 : x
  2. Step 2: Convert to fraction form
    33,719.29/46,504.05 = 20,288.03/x
  3. Step 3: Cross multiply
    33,719.29x = 46,504.05 × 20,288.03
  4. Step 4: Simplify right side
    33,719.29x = 943,475,636.96
  5. Step 5: Solve for x
    x = 943,475,636.96/33,719.29
  6. Step 6: Final answer
    x = 27,980.30

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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.