Home / 14,028.08-19,365.77-8,724.61

Finding the Fourth Proportional to 14,028.08, 19,365.77 and 8,724.61

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Solution

The fourth proportional to 14,028.08, 19,365.77 and 8,724.61 is: 12,044.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.08 : 19,365.77 = 8,724.61 : x
  2. Step 2: Convert to fraction form
    14,028.08/19,365.77 = 8,724.61/x
  3. Step 3: Cross multiply
    14,028.08x = 19,365.77 × 8,724.61
  4. Step 4: Simplify right side
    14,028.08x = 168,958,790.60
  5. Step 5: Solve for x
    x = 168,958,790.60/14,028.08
  6. Step 6: Final answer
    x = 12,044.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.