Home / 19,628.25-27,093.93-11,670.43

Finding the Fourth Proportional to 19,628.25, 27,093.93 and 11,670.43

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Solution

The fourth proportional to 19,628.25, 27,093.93 and 11,670.43 is: 16,109.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628.25 : 27,093.93 = 11,670.43 : x
  2. Step 2: Convert to fraction form
    19,628.25/27,093.93 = 11,670.43/x
  3. Step 3: Cross multiply
    19,628.25x = 27,093.93 × 11,670.43
  4. Step 4: Simplify right side
    19,628.25x = 316,197,813.49
  5. Step 5: Solve for x
    x = 316,197,813.49/19,628.25
  6. Step 6: Final answer
    x = 16,109.32

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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.