Home / 38,367.70-57,514.35-19,656.56

Finding the Fourth Proportional to 38,367.70, 57,514.35 and 19,656.56

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Solution

The fourth proportional to 38,367.70, 57,514.35 and 19,656.56 is: 29,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367.70 : 57,514.35 = 19,656.56 : x
  2. Step 2: Convert to fraction form
    38,367.70/57,514.35 = 19,656.56/x
  3. Step 3: Cross multiply
    38,367.70x = 57,514.35 × 19,656.56
  4. Step 4: Simplify right side
    38,367.70x = 1,130,534,271.64
  5. Step 5: Solve for x
    x = 1,130,534,271.64/38,367.70
  6. Step 6: Final answer
    x = 29,465.78

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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.