Home / 15,836.20-23,742.30-8,050.60

Finding the Fourth Proportional to 15,836.20, 23,742.30 and 8,050.60

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Solution

The fourth proportional to 15,836.20, 23,742.30 and 8,050.60 is: 12,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,836.20 : 23,742.30 = 8,050.60 : x
  2. Step 2: Convert to fraction form
    15,836.20/23,742.30 = 8,050.60/x
  3. Step 3: Cross multiply
    15,836.20x = 23,742.30 × 8,050.60
  4. Step 4: Simplify right side
    15,836.20x = 191,139,760.38
  5. Step 5: Solve for x
    x = 191,139,760.38/15,836.20
  6. Step 6: Final answer
    x = 12,069.80

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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.