Home / 55,456.89-83,185.38-15,474.27

Finding the Fourth Proportional to 55,456.89, 83,185.38 and 15,474.27

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Solution

The fourth proportional to 55,456.89, 83,185.38 and 15,474.27 is: 23,211.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,456.89 : 83,185.38 = 15,474.27 : x
  2. Step 2: Convert to fraction form
    55,456.89/83,185.38 = 15,474.27/x
  3. Step 3: Cross multiply
    55,456.89x = 83,185.38 × 15,474.27
  4. Step 4: Simplify right side
    55,456.89x = 1,287,233,342.12
  5. Step 5: Solve for x
    x = 1,287,233,342.12/55,456.89
  6. Step 6: Final answer
    x = 23,211.42

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1.5x scale

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.