Home / 36,042.39-54,025.31-21,258.27

Finding the Fourth Proportional to 36,042.39, 54,025.31 and 21,258.27

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Solution

The fourth proportional to 36,042.39, 54,025.31 and 21,258.27 is: 31,864.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,042.39 : 54,025.31 = 21,258.27 : x
  2. Step 2: Convert to fraction form
    36,042.39/54,025.31 = 21,258.27/x
  3. Step 3: Cross multiply
    36,042.39x = 54,025.31 × 21,258.27
  4. Step 4: Simplify right side
    36,042.39x = 1,148,484,679.96
  5. Step 5: Solve for x
    x = 1,148,484,679.96/36,042.39
  6. Step 6: Final answer
    x = 31,864.83

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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.