Home / 33,114.99-45,698.58-18,579.20

Finding the Fourth Proportional to 33,114.99, 45,698.58 and 18,579.20

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Solution

The fourth proportional to 33,114.99, 45,698.58 and 18,579.20 is: 25,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,114.99 : 45,698.58 = 18,579.20 : x
  2. Step 2: Convert to fraction form
    33,114.99/45,698.58 = 18,579.20/x
  3. Step 3: Cross multiply
    33,114.99x = 45,698.58 × 18,579.20
  4. Step 4: Simplify right side
    33,114.99x = 849,043,057.54
  5. Step 5: Solve for x
    x = 849,043,057.54/33,114.99
  6. Step 6: Final answer
    x = 25,639.24

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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.