Home / 17,725.98-26,598.06-12,183.78

Finding the Fourth Proportional to 17,725.98, 26,598.06 and 12,183.78

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Solution

The fourth proportional to 17,725.98, 26,598.06 and 12,183.78 is: 18,281.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.98 : 26,598.06 = 12,183.78 : x
  2. Step 2: Convert to fraction form
    17,725.98/26,598.06 = 12,183.78/x
  3. Step 3: Cross multiply
    17,725.98x = 26,598.06 × 12,183.78
  4. Step 4: Simplify right side
    17,725.98x = 324,064,911.47
  5. Step 5: Solve for x
    x = 324,064,911.47/17,725.98
  6. Step 6: Final answer
    x = 18,281.92

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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.