Home / 51,973.70-71,741.66-30,751.92

Finding the Fourth Proportional to 51,973.70, 71,741.66 and 30,751.92

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Solution

The fourth proportional to 51,973.70, 71,741.66 and 30,751.92 is: 42,448.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,973.70 : 71,741.66 = 30,751.92 : x
  2. Step 2: Convert to fraction form
    51,973.70/71,741.66 = 30,751.92/x
  3. Step 3: Cross multiply
    51,973.70x = 71,741.66 × 30,751.92
  4. Step 4: Simplify right side
    51,973.70x = 2,206,193,635.23
  5. Step 5: Solve for x
    x = 2,206,193,635.23/51,973.70
  6. Step 6: Final answer
    x = 42,448.27

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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.