Home / 53,268.96-73,515.31-30,615.85

Finding the Fourth Proportional to 53,268.96, 73,515.31 and 30,615.85

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Solution

The fourth proportional to 53,268.96, 73,515.31 and 30,615.85 is: 42,252.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,268.96 : 73,515.31 = 30,615.85 : x
  2. Step 2: Convert to fraction form
    53,268.96/73,515.31 = 30,615.85/x
  3. Step 3: Cross multiply
    53,268.96x = 73,515.31 × 30,615.85
  4. Step 4: Simplify right side
    53,268.96x = 2,250,733,703.66
  5. Step 5: Solve for x
    x = 2,250,733,703.66/53,268.96
  6. Step 6: Final answer
    x = 42,252.26

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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.