Home / 53,879.35-80,818.97-14,435.39

Finding the Fourth Proportional to 53,879.35, 80,818.97 and 14,435.39

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Solution

The fourth proportional to 53,879.35, 80,818.97 and 14,435.39 is: 21,653.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,879.35 : 80,818.97 = 14,435.39 : x
  2. Step 2: Convert to fraction form
    53,879.35/80,818.97 = 14,435.39/x
  3. Step 3: Cross multiply
    53,879.35x = 80,818.97 × 14,435.39
  4. Step 4: Simplify right side
    53,879.35x = 1,166,652,929.21
  5. Step 5: Solve for x
    x = 1,166,652,929.21/53,879.35
  6. Step 6: Final answer
    x = 21,653.06

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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.