Home / 17,485.42-26,234.60-8,130.46

Finding the Fourth Proportional to 17,485.42, 26,234.60 and 8,130.46

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Solution

The fourth proportional to 17,485.42, 26,234.60 and 8,130.46 is: 12,198.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485.42 : 26,234.60 = 8,130.46 : x
  2. Step 2: Convert to fraction form
    17,485.42/26,234.60 = 8,130.46/x
  3. Step 3: Cross multiply
    17,485.42x = 26,234.60 × 8,130.46
  4. Step 4: Simplify right side
    17,485.42x = 213,299,365.92
  5. Step 5: Solve for x
    x = 213,299,365.92/17,485.42
  6. Step 6: Final answer
    x = 12,198.70

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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.