Home / 13,461.32-20,193.84-4,694.96

Finding the Fourth Proportional to 13,461.32, 20,193.84 and 4,694.96

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Solution

The fourth proportional to 13,461.32, 20,193.84 and 4,694.96 is: 7,043.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461.32 : 20,193.84 = 4,694.96 : x
  2. Step 2: Convert to fraction form
    13,461.32/20,193.84 = 4,694.96/x
  3. Step 3: Cross multiply
    13,461.32x = 20,193.84 × 4,694.96
  4. Step 4: Simplify right side
    13,461.32x = 94,809,271.05
  5. Step 5: Solve for x
    x = 94,809,271.05/13,461.32
  6. Step 6: Final answer
    x = 7,043.09

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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.