Home / 50,958.11-70,322.83-28,298.51

Finding the Fourth Proportional to 50,958.11, 70,322.83 and 28,298.51

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Solution

The fourth proportional to 50,958.11, 70,322.83 and 28,298.51 is: 39,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,958.11 : 70,322.83 = 28,298.51 : x
  2. Step 2: Convert to fraction form
    50,958.11/70,322.83 = 28,298.51/x
  3. Step 3: Cross multiply
    50,958.11x = 70,322.83 × 28,298.51
  4. Step 4: Simplify right side
    50,958.11x = 1,990,031,704.08
  5. Step 5: Solve for x
    x = 1,990,031,704.08/50,958.11
  6. Step 6: Final answer
    x = 39,052.30

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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.