Home / 17,075.12-25,615.61-5,228.60

Finding the Fourth Proportional to 17,075.12, 25,615.61 and 5,228.60

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Solution

The fourth proportional to 17,075.12, 25,615.61 and 5,228.60 is: 7,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,075.12 : 25,615.61 = 5,228.60 : x
  2. Step 2: Convert to fraction form
    17,075.12/25,615.61 = 5,228.60/x
  3. Step 3: Cross multiply
    17,075.12x = 25,615.61 × 5,228.60
  4. Step 4: Simplify right side
    17,075.12x = 133,933,643.83
  5. Step 5: Solve for x
    x = 133,933,643.83/17,075.12
  6. Step 6: Final answer
    x = 7,843.79

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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.