Home / 43,911.48-65,869.34-14,329.28

Finding the Fourth Proportional to 43,911.48, 65,869.34 and 14,329.28

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Solution

The fourth proportional to 43,911.48, 65,869.34 and 14,329.28 is: 21,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,911.48 : 65,869.34 = 14,329.28 : x
  2. Step 2: Convert to fraction form
    43,911.48/65,869.34 = 14,329.28/x
  3. Step 3: Cross multiply
    43,911.48x = 65,869.34 × 14,329.28
  4. Step 4: Simplify right side
    43,911.48x = 943,860,216.28
  5. Step 5: Solve for x
    x = 943,860,216.28/43,911.48
  6. Step 6: Final answer
    x = 21,494.61

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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.