Home / 18,319.99-25,282.16-10,362.06

Finding the Fourth Proportional to 18,319.99, 25,282.16 and 10,362.06

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Solution

The fourth proportional to 18,319.99, 25,282.16 and 10,362.06 is: 14,299.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,319.99 : 25,282.16 = 10,362.06 : x
  2. Step 2: Convert to fraction form
    18,319.99/25,282.16 = 10,362.06/x
  3. Step 3: Cross multiply
    18,319.99x = 25,282.16 × 10,362.06
  4. Step 4: Simplify right side
    18,319.99x = 261,975,258.85
  5. Step 5: Solve for x
    x = 261,975,258.85/18,319.99
  6. Step 6: Final answer
    x = 14,299.97

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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.