Home / 29,811.96-44,738.46-12,281.76

Finding the Fourth Proportional to 29,811.96, 44,738.46 and 12,281.76

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Solution

The fourth proportional to 29,811.96, 44,738.46 and 12,281.76 is: 18,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,811.96 : 44,738.46 = 12,281.76 : x
  2. Step 2: Convert to fraction form
    29,811.96/44,738.46 = 12,281.76/x
  3. Step 3: Cross multiply
    29,811.96x = 44,738.46 × 12,281.76
  4. Step 4: Simplify right side
    29,811.96x = 549,467,028.49
  5. Step 5: Solve for x
    x = 549,467,028.49/29,811.96
  6. Step 6: Final answer
    x = 18,431.09

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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.