Home / 28,770.48-43,159.97-14,738.44

Finding the Fourth Proportional to 28,770.48, 43,159.97 and 14,738.44

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Solution

The fourth proportional to 28,770.48, 43,159.97 and 14,738.44 is: 22,109.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770.48 : 43,159.97 = 14,738.44 : x
  2. Step 2: Convert to fraction form
    28,770.48/43,159.97 = 14,738.44/x
  3. Step 3: Cross multiply
    28,770.48x = 43,159.97 × 14,738.44
  4. Step 4: Simplify right side
    28,770.48x = 636,110,628.25
  5. Step 5: Solve for x
    x = 636,110,628.25/28,770.48
  6. Step 6: Final answer
    x = 22,109.84

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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.