Home / 45,865.80-63,267.95-28,843.11

Finding the Fourth Proportional to 45,865.80, 63,267.95 and 28,843.11

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Solution

The fourth proportional to 45,865.80, 63,267.95 and 28,843.11 is: 39,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,865.80 : 63,267.95 = 28,843.11 : x
  2. Step 2: Convert to fraction form
    45,865.80/63,267.95 = 28,843.11/x
  3. Step 3: Cross multiply
    45,865.80x = 63,267.95 × 28,843.11
  4. Step 4: Simplify right side
    45,865.80x = 1,824,844,513.43
  5. Step 5: Solve for x
    x = 1,824,844,513.43/45,865.80
  6. Step 6: Final answer
    x = 39,786.61

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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.