Home / 51,582.27-71,196.20-31,450.26

Finding the Fourth Proportional to 51,582.27, 71,196.20 and 31,450.26

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Solution

The fourth proportional to 51,582.27, 71,196.20 and 31,450.26 is: 43,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,582.27 : 71,196.20 = 31,450.26 : x
  2. Step 2: Convert to fraction form
    51,582.27/71,196.20 = 31,450.26/x
  3. Step 3: Cross multiply
    51,582.27x = 71,196.20 × 31,450.26
  4. Step 4: Simplify right side
    51,582.27x = 2,239,138,843.76
  5. Step 5: Solve for x
    x = 2,239,138,843.76/51,582.27
  6. Step 6: Final answer
    x = 43,409.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.