Home / 25,183.42-34,754.03-13,853.81

Finding the Fourth Proportional to 25,183.42, 34,754.03 and 13,853.81

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Solution

The fourth proportional to 25,183.42, 34,754.03 and 13,853.81 is: 19,118.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,183.42 : 34,754.03 = 13,853.81 : x
  2. Step 2: Convert to fraction form
    25,183.42/34,754.03 = 13,853.81/x
  3. Step 3: Cross multiply
    25,183.42x = 34,754.03 × 13,853.81
  4. Step 4: Simplify right side
    25,183.42x = 481,475,728.35
  5. Step 5: Solve for x
    x = 481,475,728.35/25,183.42
  6. Step 6: Final answer
    x = 19,118.76

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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.