Home / 43,940.22-65,896.68-15,856.63

Finding the Fourth Proportional to 43,940.22, 65,896.68 and 15,856.63

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Solution

The fourth proportional to 43,940.22, 65,896.68 and 15,856.63 is: 23,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,940.22 : 65,896.68 = 15,856.63 : x
  2. Step 2: Convert to fraction form
    43,940.22/65,896.68 = 15,856.63/x
  3. Step 3: Cross multiply
    43,940.22x = 65,896.68 × 15,856.63
  4. Step 4: Simplify right side
    43,940.22x = 1,044,899,272.99
  5. Step 5: Solve for x
    x = 1,044,899,272.99/43,940.22
  6. Step 6: Final answer
    x = 23,780.02

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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.