Home / 53,670.36-80,511.05-14,227.47

Finding the Fourth Proportional to 53,670.36, 80,511.05 and 14,227.47

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Solution

The fourth proportional to 53,670.36, 80,511.05 and 14,227.47 is: 21,342.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,670.36 : 80,511.05 = 14,227.47 : x
  2. Step 2: Convert to fraction form
    53,670.36/80,511.05 = 14,227.47/x
  3. Step 3: Cross multiply
    53,670.36x = 80,511.05 × 14,227.47
  4. Step 4: Simplify right side
    53,670.36x = 1,145,468,074.85
  5. Step 5: Solve for x
    x = 1,145,468,074.85/53,670.36
  6. Step 6: Final answer
    x = 21,342.66

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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.