Home / 45,226.58-67,818.24-20,266.83

Finding the Fourth Proportional to 45,226.58, 67,818.24 and 20,266.83

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Solution

The fourth proportional to 45,226.58, 67,818.24 and 20,266.83 is: 30,390.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,226.58 : 67,818.24 = 20,266.83 : x
  2. Step 2: Convert to fraction form
    45,226.58/67,818.24 = 20,266.83/x
  3. Step 3: Cross multiply
    45,226.58x = 67,818.24 × 20,266.83
  4. Step 4: Simplify right side
    45,226.58x = 1,374,460,740.98
  5. Step 5: Solve for x
    x = 1,374,460,740.98/45,226.58
  6. Step 6: Final answer
    x = 30,390.56

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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.