Home / 16,188.39-24,271.65-8,271.45

Finding the Fourth Proportional to 16,188.39, 24,271.65 and 8,271.45

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Solution

The fourth proportional to 16,188.39, 24,271.65 and 8,271.45 is: 12,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,188.39 : 24,271.65 = 8,271.45 : x
  2. Step 2: Convert to fraction form
    16,188.39/24,271.65 = 8,271.45/x
  3. Step 3: Cross multiply
    16,188.39x = 24,271.65 × 8,271.45
  4. Step 4: Simplify right side
    16,188.39x = 200,761,739.39
  5. Step 5: Solve for x
    x = 200,761,739.39/16,188.39
  6. Step 6: Final answer
    x = 12,401.59

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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.