Home / 38,566.32-57,783.44-21,048.44

Finding the Fourth Proportional to 38,566.32, 57,783.44 and 21,048.44

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Solution

The fourth proportional to 38,566.32, 57,783.44 and 21,048.44 is: 31,536.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,566.32 : 57,783.44 = 21,048.44 : x
  2. Step 2: Convert to fraction form
    38,566.32/57,783.44 = 21,048.44/x
  3. Step 3: Cross multiply
    38,566.32x = 57,783.44 × 21,048.44
  4. Step 4: Simplify right side
    38,566.32x = 1,216,251,269.83
  5. Step 5: Solve for x
    x = 1,216,251,269.83/38,566.32
  6. Step 6: Final answer
    x = 31,536.62

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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.