Home / 12,031.32-16,603.44-6,725.57

Finding the Fourth Proportional to 12,031.32, 16,603.44 and 6,725.57

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Solution

The fourth proportional to 12,031.32, 16,603.44 and 6,725.57 is: 9,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,031.32 : 16,603.44 = 6,725.57 : x
  2. Step 2: Convert to fraction form
    12,031.32/16,603.44 = 6,725.57/x
  3. Step 3: Cross multiply
    12,031.32x = 16,603.44 × 6,725.57
  4. Step 4: Simplify right side
    12,031.32x = 111,667,597.96
  5. Step 5: Solve for x
    x = 111,667,597.96/12,031.32
  6. Step 6: Final answer
    x = 9,281.41

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