Home / 18,284.39-27,421.15-7,754.26

Finding the Fourth Proportional to 18,284.39, 27,421.15 and 7,754.26

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Solution

The fourth proportional to 18,284.39, 27,421.15 and 7,754.26 is: 11,629.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.39 : 27,421.15 = 7,754.26 : x
  2. Step 2: Convert to fraction form
    18,284.39/27,421.15 = 7,754.26/x
  3. Step 3: Cross multiply
    18,284.39x = 27,421.15 × 7,754.26
  4. Step 4: Simplify right side
    18,284.39x = 212,630,726.60
  5. Step 5: Solve for x
    x = 212,630,726.60/18,284.39
  6. Step 6: Final answer
    x = 11,629.09

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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.