Home / 51,992.41-71,749.53-28,119.08

Finding the Fourth Proportional to 51,992.41, 71,749.53 and 28,119.08

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Solution

The fourth proportional to 51,992.41, 71,749.53 and 28,119.08 is: 38,804.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,992.41 : 71,749.53 = 28,119.08 : x
  2. Step 2: Convert to fraction form
    51,992.41/71,749.53 = 28,119.08/x
  3. Step 3: Cross multiply
    51,992.41x = 71,749.53 × 28,119.08
  4. Step 4: Simplify right side
    51,992.41x = 2,017,530,309.84
  5. Step 5: Solve for x
    x = 2,017,530,309.84/51,992.41
  6. Step 6: Final answer
    x = 38,804.33

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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.