Home / 22,050.09-30,424.32-13,100.58

Finding the Fourth Proportional to 22,050.09, 30,424.32 and 13,100.58

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Solution

The fourth proportional to 22,050.09, 30,424.32 and 13,100.58 is: 18,075.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,050.09 : 30,424.32 = 13,100.58 : x
  2. Step 2: Convert to fraction form
    22,050.09/30,424.32 = 13,100.58/x
  3. Step 3: Cross multiply
    22,050.09x = 30,424.32 × 13,100.58
  4. Step 4: Simplify right side
    22,050.09x = 398,576,238.11
  5. Step 5: Solve for x
    x = 398,576,238.11/22,050.09
  6. Step 6: Final answer
    x = 18,075.95

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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.