Home / 17,975.84-26,964.16-6,129.60

Finding the Fourth Proportional to 17,975.84, 26,964.16 and 6,129.60

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Solution

The fourth proportional to 17,975.84, 26,964.16 and 6,129.60 is: 9,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,975.84 : 26,964.16 = 6,129.60 : x
  2. Step 2: Convert to fraction form
    17,975.84/26,964.16 = 6,129.60/x
  3. Step 3: Cross multiply
    17,975.84x = 26,964.16 × 6,129.60
  4. Step 4: Simplify right side
    17,975.84x = 165,279,515.14
  5. Step 5: Solve for x
    x = 165,279,515.14/17,975.84
  6. Step 6: Final answer
    x = 9,194.54

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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.