Home / 12,322.26-18,483.53-3,557.25

Finding the Fourth Proportional to 12,322.26, 18,483.53 and 3,557.25

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Solution

The fourth proportional to 12,322.26, 18,483.53 and 3,557.25 is: 5,335.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,322.26 : 18,483.53 = 3,557.25 : x
  2. Step 2: Convert to fraction form
    12,322.26/18,483.53 = 3,557.25/x
  3. Step 3: Cross multiply
    12,322.26x = 18,483.53 × 3,557.25
  4. Step 4: Simplify right side
    12,322.26x = 65,750,519.31
  5. Step 5: Solve for x
    x = 65,750,519.31/12,322.26
  6. Step 6: Final answer
    x = 5,335.91

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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.