Home / 35,799.76-53,732.45-19,178.56

Finding the Fourth Proportional to 35,799.76, 53,732.45 and 19,178.56

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Solution

The fourth proportional to 35,799.76, 53,732.45 and 19,178.56 is: 28,785.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,799.76 : 53,732.45 = 19,178.56 : x
  2. Step 2: Convert to fraction form
    35,799.76/53,732.45 = 19,178.56/x
  3. Step 3: Cross multiply
    35,799.76x = 53,732.45 × 19,178.56
  4. Step 4: Simplify right side
    35,799.76x = 1,030,511,016.27
  5. Step 5: Solve for x
    x = 1,030,511,016.27/35,799.76
  6. Step 6: Final answer
    x = 28,785.42

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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.