Home / 53,534.52-80,314.54-18,474.48

Finding the Fourth Proportional to 53,534.52, 80,314.54 and 18,474.48

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Solution

The fourth proportional to 53,534.52, 80,314.54 and 18,474.48 is: 27,716.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,534.52 : 80,314.54 = 18,474.48 : x
  2. Step 2: Convert to fraction form
    53,534.52/80,314.54 = 18,474.48/x
  3. Step 3: Cross multiply
    53,534.52x = 80,314.54 × 18,474.48
  4. Step 4: Simplify right side
    53,534.52x = 1,483,769,316.75
  5. Step 5: Solve for x
    x = 1,483,769,316.75/53,534.52
  6. Step 6: Final answer
    x = 27,716.12

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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.