Home / 47,676.87-71,471.43-16,490.25

Finding the Fourth Proportional to 47,676.87, 71,471.43 and 16,490.25

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Solution

The fourth proportional to 47,676.87, 71,471.43 and 16,490.25 is: 24,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,676.87 : 71,471.43 = 16,490.25 : x
  2. Step 2: Convert to fraction form
    47,676.87/71,471.43 = 16,490.25/x
  3. Step 3: Cross multiply
    47,676.87x = 71,471.43 × 16,490.25
  4. Step 4: Simplify right side
    47,676.87x = 1,178,581,748.56
  5. Step 5: Solve for x
    x = 1,178,581,748.56/47,676.87
  6. Step 6: Final answer
    x = 24,720.20

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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.