Home / 45,212.98-67,797.60-15,620.44

Finding the Fourth Proportional to 45,212.98, 67,797.60 and 15,620.44

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Solution

The fourth proportional to 45,212.98, 67,797.60 and 15,620.44 is: 23,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,212.98 : 67,797.60 = 15,620.44 : x
  2. Step 2: Convert to fraction form
    45,212.98/67,797.60 = 15,620.44/x
  3. Step 3: Cross multiply
    45,212.98x = 67,797.60 × 15,620.44
  4. Step 4: Simplify right side
    45,212.98x = 1,059,028,342.94
  5. Step 5: Solve for x
    x = 1,059,028,342.94/45,212.98
  6. Step 6: Final answer
    x = 23,423.10

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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.