Home / 40,770.90-61,162.44-14,473.44

Finding the Fourth Proportional to 40,770.90, 61,162.44 and 14,473.44

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Solution

The fourth proportional to 40,770.90, 61,162.44 and 14,473.44 is: 21,712.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,770.90 : 61,162.44 = 14,473.44 : x
  2. Step 2: Convert to fraction form
    40,770.90/61,162.44 = 14,473.44/x
  3. Step 3: Cross multiply
    40,770.90x = 61,162.44 × 14,473.44
  4. Step 4: Simplify right side
    40,770.90x = 885,230,905.59
  5. Step 5: Solve for x
    x = 885,230,905.59/40,770.90
  6. Step 6: Final answer
    x = 21,712.32

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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.