Home / 19,732.40-29,602.20-8,046.80

Finding the Fourth Proportional to 19,732.40, 29,602.20 and 8,046.80

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Solution

The fourth proportional to 19,732.40, 29,602.20 and 8,046.80 is: 12,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,732.40 : 29,602.20 = 8,046.80 : x
  2. Step 2: Convert to fraction form
    19,732.40/29,602.20 = 8,046.80/x
  3. Step 3: Cross multiply
    19,732.40x = 29,602.20 × 8,046.80
  4. Step 4: Simplify right side
    19,732.40x = 238,202,982.96
  5. Step 5: Solve for x
    x = 238,202,982.96/19,732.40
  6. Step 6: Final answer
    x = 12,071.67

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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.