Home / 23,870.03-35,805.09-8,287.70

Finding the Fourth Proportional to 23,870.03, 35,805.09 and 8,287.70

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Solution

The fourth proportional to 23,870.03, 35,805.09 and 8,287.70 is: 12,431.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,870.03 : 35,805.09 = 8,287.70 : x
  2. Step 2: Convert to fraction form
    23,870.03/35,805.09 = 8,287.70/x
  3. Step 3: Cross multiply
    23,870.03x = 35,805.09 × 8,287.70
  4. Step 4: Simplify right side
    23,870.03x = 296,741,844.39
  5. Step 5: Solve for x
    x = 296,741,844.39/23,870.03
  6. Step 6: Final answer
    x = 12,431.57

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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.