Home / 53,992.25-81,012.98-27,715.46

Finding the Fourth Proportional to 53,992.25, 81,012.98 and 27,715.46

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Solution

The fourth proportional to 53,992.25, 81,012.98 and 27,715.46 is: 41,585.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,992.25 : 81,012.98 = 27,715.46 : x
  2. Step 2: Convert to fraction form
    53,992.25/81,012.98 = 27,715.46/x
  3. Step 3: Cross multiply
    53,992.25x = 81,012.98 × 27,715.46
  4. Step 4: Simplify right side
    53,992.25x = 2,245,311,670.89
  5. Step 5: Solve for x
    x = 2,245,311,670.89/53,992.25
  6. Step 6: Final answer
    x = 41,585.82

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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.