Home / 43,905.92-65,858.88-10,625.99

Finding the Fourth Proportional to 43,905.92, 65,858.88 and 10,625.99

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Solution

The fourth proportional to 43,905.92, 65,858.88 and 10,625.99 is: 15,938.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,905.92 : 65,858.88 = 10,625.99 : x
  2. Step 2: Convert to fraction form
    43,905.92/65,858.88 = 10,625.99/x
  3. Step 3: Cross multiply
    43,905.92x = 65,858.88 × 10,625.99
  4. Step 4: Simplify right side
    43,905.92x = 699,815,964.94
  5. Step 5: Solve for x
    x = 699,815,964.94/43,905.92
  6. Step 6: Final answer
    x = 15,938.99

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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.