Home / 19,075.16-26,314.92-11,112.68

Finding the Fourth Proportional to 19,075.16, 26,314.92 and 11,112.68

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Solution

The fourth proportional to 19,075.16, 26,314.92 and 11,112.68 is: 15,330.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,075.16 : 26,314.92 = 11,112.68 : x
  2. Step 2: Convert to fraction form
    19,075.16/26,314.92 = 11,112.68/x
  3. Step 3: Cross multiply
    19,075.16x = 26,314.92 × 11,112.68
  4. Step 4: Simplify right side
    19,075.16x = 292,429,285.19
  5. Step 5: Solve for x
    x = 292,429,285.19/19,075.16
  6. Step 6: Final answer
    x = 15,330.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.