Home / 19,969.16-27,557.14-10,894.44

Finding the Fourth Proportional to 19,969.16, 27,557.14 and 10,894.44

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Solution

The fourth proportional to 19,969.16, 27,557.14 and 10,894.44 is: 15,034.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969.16 : 27,557.14 = 10,894.44 : x
  2. Step 2: Convert to fraction form
    19,969.16/27,557.14 = 10,894.44/x
  3. Step 3: Cross multiply
    19,969.16x = 27,557.14 × 10,894.44
  4. Step 4: Simplify right side
    19,969.16x = 300,219,608.30
  5. Step 5: Solve for x
    x = 300,219,608.30/19,969.16
  6. Step 6: Final answer
    x = 15,034.16

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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.