Home / 26,714.77-40,075.80-11,128.75

Finding the Fourth Proportional to 26,714.77, 40,075.80 and 11,128.75

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Solution

The fourth proportional to 26,714.77, 40,075.80 and 11,128.75 is: 16,694.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,714.77 : 40,075.80 = 11,128.75 : x
  2. Step 2: Convert to fraction form
    26,714.77/40,075.80 = 11,128.75/x
  3. Step 3: Cross multiply
    26,714.77x = 40,075.80 × 11,128.75
  4. Step 4: Simplify right side
    26,714.77x = 445,993,559.25
  5. Step 5: Solve for x
    x = 445,993,559.25/26,714.77
  6. Step 6: Final answer
    x = 16,694.64

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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.