Home / 52,745.44-72,788.73-28,872.25

Finding the Fourth Proportional to 52,745.44, 72,788.73 and 28,872.25

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Solution

The fourth proportional to 52,745.44, 72,788.73 and 28,872.25 is: 39,843.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,745.44 : 72,788.73 = 28,872.25 : x
  2. Step 2: Convert to fraction form
    52,745.44/72,788.73 = 28,872.25/x
  3. Step 3: Cross multiply
    52,745.44x = 72,788.73 × 28,872.25
  4. Step 4: Simplify right side
    52,745.44x = 2,101,574,409.74
  5. Step 5: Solve for x
    x = 2,101,574,409.74/52,745.44
  6. Step 6: Final answer
    x = 39,843.72

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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.