Home / 19,119.38-26,385.09-10,736.18

Finding the Fourth Proportional to 19,119.38, 26,385.09 and 10,736.18

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Solution

The fourth proportional to 19,119.38, 26,385.09 and 10,736.18 is: 14,816.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119.38 : 26,385.09 = 10,736.18 : x
  2. Step 2: Convert to fraction form
    19,119.38/26,385.09 = 10,736.18/x
  3. Step 3: Cross multiply
    19,119.38x = 26,385.09 × 10,736.18
  4. Step 4: Simplify right side
    19,119.38x = 283,275,075.56
  5. Step 5: Solve for x
    x = 283,275,075.56/19,119.38
  6. Step 6: Final answer
    x = 14,816.12

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Half scale
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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.