Home / 13,085.84-19,598.52-11,919.44

Finding the Fourth Proportional to 13,085.84, 19,598.52 and 11,919.44

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Solution

The fourth proportional to 13,085.84, 19,598.52 and 11,919.44 is: 17,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,085.84 : 19,598.52 = 11,919.44 : x
  2. Step 2: Convert to fraction form
    13,085.84/19,598.52 = 11,919.44/x
  3. Step 3: Cross multiply
    13,085.84x = 19,598.52 × 11,919.44
  4. Step 4: Simplify right side
    13,085.84x = 233,603,383.23
  5. Step 5: Solve for x
    x = 233,603,383.23/13,085.84
  6. Step 6: Final answer
    x = 17,851.62

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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.