Home / 35,119.28-48,455.26-20,011.62

Finding the Fourth Proportional to 35,119.28, 48,455.26 and 20,011.62

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Solution

The fourth proportional to 35,119.28, 48,455.26 and 20,011.62 is: 27,610.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,119.28 : 48,455.26 = 20,011.62 : x
  2. Step 2: Convert to fraction form
    35,119.28/48,455.26 = 20,011.62/x
  3. Step 3: Cross multiply
    35,119.28x = 48,455.26 × 20,011.62
  4. Step 4: Simplify right side
    35,119.28x = 969,668,007.84
  5. Step 5: Solve for x
    x = 969,668,007.84/35,119.28
  6. Step 6: Final answer
    x = 27,610.71

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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.