Home / 26,729.50-40,075.77-19,237.66

Finding the Fourth Proportional to 26,729.50, 40,075.77 and 19,237.66

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Solution

The fourth proportional to 26,729.50, 40,075.77 and 19,237.66 is: 28,843.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.50 : 40,075.77 = 19,237.66 : x
  2. Step 2: Convert to fraction form
    26,729.50/40,075.77 = 19,237.66/x
  3. Step 3: Cross multiply
    26,729.50x = 40,075.77 × 19,237.66
  4. Step 4: Simplify right side
    26,729.50x = 770,964,037.50
  5. Step 5: Solve for x
    x = 770,964,037.50/26,729.50
  6. Step 6: Final answer
    x = 28,843.19

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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.