Home / 28,263.80-42,395.26-9,556.97

Finding the Fourth Proportional to 28,263.80, 42,395.26 and 9,556.97

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Solution

The fourth proportional to 28,263.80, 42,395.26 and 9,556.97 is: 14,335.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,263.80 : 42,395.26 = 9,556.97 : x
  2. Step 2: Convert to fraction form
    28,263.80/42,395.26 = 9,556.97/x
  3. Step 3: Cross multiply
    28,263.80x = 42,395.26 × 9,556.97
  4. Step 4: Simplify right side
    28,263.80x = 405,170,180.18
  5. Step 5: Solve for x
    x = 405,170,180.18/28,263.80
  6. Step 6: Final answer
    x = 14,335.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.