Home / 53,039.64-73,183.68-31,536.96

Finding the Fourth Proportional to 53,039.64, 73,183.68 and 31,536.96

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Solution

The fourth proportional to 53,039.64, 73,183.68 and 31,536.96 is: 43,514.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,039.64 : 73,183.68 = 31,536.96 : x
  2. Step 2: Convert to fraction form
    53,039.64/73,183.68 = 31,536.96/x
  3. Step 3: Cross multiply
    53,039.64x = 73,183.68 × 31,536.96
  4. Step 4: Simplify right side
    53,039.64x = 2,307,990,788.81
  5. Step 5: Solve for x
    x = 2,307,990,788.81/53,039.64
  6. Step 6: Final answer
    x = 43,514.45

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1.5x scale

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.