Home / 51,267.73-70,749.64-28,606.31

Finding the Fourth Proportional to 51,267.73, 70,749.64 and 28,606.31

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Solution

The fourth proportional to 51,267.73, 70,749.64 and 28,606.31 is: 39,476.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,267.73 : 70,749.64 = 28,606.31 : x
  2. Step 2: Convert to fraction form
    51,267.73/70,749.64 = 28,606.31/x
  3. Step 3: Cross multiply
    51,267.73x = 70,749.64 × 28,606.31
  4. Step 4: Simplify right side
    51,267.73x = 2,023,886,382.62
  5. Step 5: Solve for x
    x = 2,023,886,382.62/51,267.73
  6. Step 6: Final answer
    x = 39,476.81

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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.