Home / 19,081.97-26,334.16-11,528.22

Finding the Fourth Proportional to 19,081.97, 26,334.16 and 11,528.22

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Solution

The fourth proportional to 19,081.97, 26,334.16 and 11,528.22 is: 15,909.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081.97 : 26,334.16 = 11,528.22 : x
  2. Step 2: Convert to fraction form
    19,081.97/26,334.16 = 11,528.22/x
  3. Step 3: Cross multiply
    19,081.97x = 26,334.16 × 11,528.22
  4. Step 4: Simplify right side
    19,081.97x = 303,586,051.82
  5. Step 5: Solve for x
    x = 303,586,051.82/19,081.97
  6. Step 6: Final answer
    x = 15,909.57

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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.