Home / 38,146.44-57,178.86-14,442.84

Finding the Fourth Proportional to 38,146.44, 57,178.86 and 14,442.84

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Solution

The fourth proportional to 38,146.44, 57,178.86 and 14,442.84 is: 21,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,146.44 : 57,178.86 = 14,442.84 : x
  2. Step 2: Convert to fraction form
    38,146.44/57,178.86 = 14,442.84/x
  3. Step 3: Cross multiply
    38,146.44x = 57,178.86 × 14,442.84
  4. Step 4: Simplify right side
    38,146.44x = 825,825,126.36
  5. Step 5: Solve for x
    x = 825,825,126.36/38,146.44
  6. Step 6: Final answer
    x = 21,648.81

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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.