Home / 36,719.63-50,673.08-21,815.63

Finding the Fourth Proportional to 36,719.63, 50,673.08 and 21,815.63

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Solution

The fourth proportional to 36,719.63, 50,673.08 and 21,815.63 is: 30,105.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719.63 : 50,673.08 = 21,815.63 : x
  2. Step 2: Convert to fraction form
    36,719.63/50,673.08 = 21,815.63/x
  3. Step 3: Cross multiply
    36,719.63x = 50,673.08 × 21,815.63
  4. Step 4: Simplify right side
    36,719.63x = 1,105,465,164.24
  5. Step 5: Solve for x
    x = 1,105,465,164.24/36,719.63
  6. Step 6: Final answer
    x = 30,105.56

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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.