Home / 19,150.56-26,427.96-11,698.56

Finding the Fourth Proportional to 19,150.56, 26,427.96 and 11,698.56

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Solution

The fourth proportional to 19,150.56, 26,427.96 and 11,698.56 is: 16,144.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.56 : 26,427.96 = 11,698.56 : x
  2. Step 2: Convert to fraction form
    19,150.56/26,427.96 = 11,698.56/x
  3. Step 3: Cross multiply
    19,150.56x = 26,427.96 × 11,698.56
  4. Step 4: Simplify right side
    19,150.56x = 309,169,075.74
  5. Step 5: Solve for x
    x = 309,169,075.74/19,150.56
  6. Step 6: Final answer
    x = 16,144.13

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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.