Home / 17,075.36-25,615.20-6,685.76

Finding the Fourth Proportional to 17,075.36, 25,615.20 and 6,685.76

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Solution

The fourth proportional to 17,075.36, 25,615.20 and 6,685.76 is: 10,029.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,075.36 : 25,615.20 = 6,685.76 : x
  2. Step 2: Convert to fraction form
    17,075.36/25,615.20 = 6,685.76/x
  3. Step 3: Cross multiply
    17,075.36x = 25,615.20 × 6,685.76
  4. Step 4: Simplify right side
    17,075.36x = 171,256,951.48
  5. Step 5: Solve for x
    x = 171,256,951.48/17,075.36
  6. Step 6: Final answer
    x = 10,029.48

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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.