Home / 28,050.36-42,075.43-11,410.26

Finding the Fourth Proportional to 28,050.36, 42,075.43 and 11,410.26

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Solution

The fourth proportional to 28,050.36, 42,075.43 and 11,410.26 is: 17,115.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,050.36 : 42,075.43 = 11,410.26 : x
  2. Step 2: Convert to fraction form
    28,050.36/42,075.43 = 11,410.26/x
  3. Step 3: Cross multiply
    28,050.36x = 42,075.43 × 11,410.26
  4. Step 4: Simplify right side
    28,050.36x = 480,091,452.39
  5. Step 5: Solve for x
    x = 480,091,452.39/28,050.36
  6. Step 6: Final answer
    x = 17,115.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.