Home / 23,157.84-34,783.26-13,816.09

Finding the Fourth Proportional to 23,157.84, 34,783.26 and 13,816.09

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Solution

The fourth proportional to 23,157.84, 34,783.26 and 13,816.09 is: 20,751.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,157.84 : 34,783.26 = 13,816.09 : x
  2. Step 2: Convert to fraction form
    23,157.84/34,783.26 = 13,816.09/x
  3. Step 3: Cross multiply
    23,157.84x = 34,783.26 × 13,816.09
  4. Step 4: Simplify right side
    23,157.84x = 480,568,446.67
  5. Step 5: Solve for x
    x = 480,568,446.67/23,157.84
  6. Step 6: Final answer
    x = 20,751.87

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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.