Home / 52,732.98-72,771.35-28,859.85

Finding the Fourth Proportional to 52,732.98, 72,771.35 and 28,859.85

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Solution

The fourth proportional to 52,732.98, 72,771.35 and 28,859.85 is: 39,826.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,732.98 : 72,771.35 = 28,859.85 : x
  2. Step 2: Convert to fraction form
    52,732.98/72,771.35 = 28,859.85/x
  3. Step 3: Cross multiply
    52,732.98x = 72,771.35 × 28,859.85
  4. Step 4: Simplify right side
    52,732.98x = 2,100,170,101.00
  5. Step 5: Solve for x
    x = 2,100,170,101.00/52,732.98
  6. Step 6: Final answer
    x = 39,826.50

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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.