Home / 12,303.03-16,982.57-7,267.28

Finding the Fourth Proportional to 12,303.03, 16,982.57 and 7,267.28

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Solution

The fourth proportional to 12,303.03, 16,982.57 and 7,267.28 is: 10,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303.03 : 16,982.57 = 7,267.28 : x
  2. Step 2: Convert to fraction form
    12,303.03/16,982.57 = 7,267.28/x
  3. Step 3: Cross multiply
    12,303.03x = 16,982.57 × 7,267.28
  4. Step 4: Simplify right side
    12,303.03x = 123,416,970.06
  5. Step 5: Solve for x
    x = 123,416,970.06/12,303.03
  6. Step 6: Final answer
    x = 10,031.43

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1.5x scale

Why These Related Problems?

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