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Finding the Fourth Proportional to 37,333.67, 51,520.44 and 20,566.67

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Solution

The fourth proportional to 37,333.67, 51,520.44 and 20,566.67 is: 28,381.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,333.67 : 51,520.44 = 20,566.67 : x
  2. Step 2: Convert to fraction form
    37,333.67/51,520.44 = 20,566.67/x
  3. Step 3: Cross multiply
    37,333.67x = 51,520.44 × 20,566.67
  4. Step 4: Simplify right side
    37,333.67x = 1,059,603,630.13
  5. Step 5: Solve for x
    x = 1,059,603,630.13/37,333.67
  6. Step 6: Final answer
    x = 28,381.99

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1.5x scale

Why These Related Problems?

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