Home / 13,284.67-19,932.39-4,967.07

Finding the Fourth Proportional to 13,284.67, 19,932.39 and 4,967.07

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Solution

The fourth proportional to 13,284.67, 19,932.39 and 4,967.07 is: 7,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284.67 : 19,932.39 = 4,967.07 : x
  2. Step 2: Convert to fraction form
    13,284.67/19,932.39 = 4,967.07/x
  3. Step 3: Cross multiply
    13,284.67x = 19,932.39 × 4,967.07
  4. Step 4: Simplify right side
    13,284.67x = 99,005,451.90
  5. Step 5: Solve for x
    x = 99,005,451.90/13,284.67
  6. Step 6: Final answer
    x = 7,452.61

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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.