Home / 17,230.08-25,840.80-12,604.56

Finding the Fourth Proportional to 17,230.08, 25,840.80 and 12,604.56

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Solution

The fourth proportional to 17,230.08, 25,840.80 and 12,604.56 is: 18,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,230.08 : 25,840.80 = 12,604.56 : x
  2. Step 2: Convert to fraction form
    17,230.08/25,840.80 = 12,604.56/x
  3. Step 3: Cross multiply
    17,230.08x = 25,840.80 × 12,604.56
  4. Step 4: Simplify right side
    17,230.08x = 325,711,914.05
  5. Step 5: Solve for x
    x = 325,711,914.05/17,230.08
  6. Step 6: Final answer
    x = 18,903.68

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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.