Home / 51,495.75-71,055.92-28,835.73

Finding the Fourth Proportional to 51,495.75, 71,055.92 and 28,835.73

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Solution

The fourth proportional to 51,495.75, 71,055.92 and 28,835.73 is: 39,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,495.75 : 71,055.92 = 28,835.73 : x
  2. Step 2: Convert to fraction form
    51,495.75/71,055.92 = 28,835.73/x
  3. Step 3: Cross multiply
    51,495.75x = 71,055.92 × 28,835.73
  4. Step 4: Simplify right side
    51,495.75x = 2,048,949,179.84
  5. Step 5: Solve for x
    x = 2,048,949,179.84/51,495.75
  6. Step 6: Final answer
    x = 39,788.70

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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.