Home / 35,949.40-53,924.10-18,453.40

Finding the Fourth Proportional to 35,949.40, 53,924.10 and 18,453.40

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Solution

The fourth proportional to 35,949.40, 53,924.10 and 18,453.40 is: 27,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,949.40 : 53,924.10 = 18,453.40 : x
  2. Step 2: Convert to fraction form
    35,949.40/53,924.10 = 18,453.40/x
  3. Step 3: Cross multiply
    35,949.40x = 53,924.10 × 18,453.40
  4. Step 4: Simplify right side
    35,949.40x = 995,082,986.94
  5. Step 5: Solve for x
    x = 995,082,986.94/35,949.40
  6. Step 6: Final answer
    x = 27,680.10

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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.