Home / 53,733.07-80,610.01-20,450.58

Finding the Fourth Proportional to 53,733.07, 80,610.01 and 20,450.58

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Solution

The fourth proportional to 53,733.07, 80,610.01 and 20,450.58 is: 30,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,733.07 : 80,610.01 = 20,450.58 : x
  2. Step 2: Convert to fraction form
    53,733.07/80,610.01 = 20,450.58/x
  3. Step 3: Cross multiply
    53,733.07x = 80,610.01 × 20,450.58
  4. Step 4: Simplify right side
    53,733.07x = 1,648,521,458.31
  5. Step 5: Solve for x
    x = 1,648,521,458.31/53,733.07
  6. Step 6: Final answer
    x = 30,679.83

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1.5x scale

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.