Home / 53,433.22-73,731.45-29,556.65

Finding the Fourth Proportional to 53,433.22, 73,731.45 and 29,556.65

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Solution

The fourth proportional to 53,433.22, 73,731.45 and 29,556.65 is: 40,784.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,433.22 : 73,731.45 = 29,556.65 : x
  2. Step 2: Convert to fraction form
    53,433.22/73,731.45 = 29,556.65/x
  3. Step 3: Cross multiply
    53,433.22x = 73,731.45 × 29,556.65
  4. Step 4: Simplify right side
    53,433.22x = 2,179,254,375.81
  5. Step 5: Solve for x
    x = 2,179,254,375.81/53,433.22
  6. Step 6: Final answer
    x = 40,784.64

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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.