Home / 43,910.51-65,865.93-10,630.52

Finding the Fourth Proportional to 43,910.51, 65,865.93 and 10,630.52

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Solution

The fourth proportional to 43,910.51, 65,865.93 and 10,630.52 is: 15,945.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,910.51 : 65,865.93 = 10,630.52 : x
  2. Step 2: Convert to fraction form
    43,910.51/65,865.93 = 10,630.52/x
  3. Step 3: Cross multiply
    43,910.51x = 65,865.93 × 10,630.52
  4. Step 4: Simplify right side
    43,910.51x = 700,188,703.70
  5. Step 5: Solve for x
    x = 700,188,703.70/43,910.51
  6. Step 6: Final answer
    x = 15,945.81

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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.