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Finding the Fourth Proportional to 44,946.90, 67,450.46 and 18,651.67

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Solution

The fourth proportional to 44,946.90, 67,450.46 and 18,651.67 is: 27,989.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,946.90 : 67,450.46 = 18,651.67 : x
  2. Step 2: Convert to fraction form
    44,946.90/67,450.46 = 18,651.67/x
  3. Step 3: Cross multiply
    44,946.90x = 67,450.46 × 18,651.67
  4. Step 4: Simplify right side
    44,946.90x = 1,258,063,459.38
  5. Step 5: Solve for x
    x = 1,258,063,459.38/44,946.90
  6. Step 6: Final answer
    x = 27,989.99

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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.