Home / 38,456.37-57,710.30-13,496.54

Finding the Fourth Proportional to 38,456.37, 57,710.30 and 13,496.54

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Solution

The fourth proportional to 38,456.37, 57,710.30 and 13,496.54 is: 20,253.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,456.37 : 57,710.30 = 13,496.54 : x
  2. Step 2: Convert to fraction form
    38,456.37/57,710.30 = 13,496.54/x
  3. Step 3: Cross multiply
    38,456.37x = 57,710.30 × 13,496.54
  4. Step 4: Simplify right side
    38,456.37x = 778,889,016.33
  5. Step 5: Solve for x
    x = 778,889,016.33/38,456.37
  6. Step 6: Final answer
    x = 20,253.84

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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.