Home / 26,720.06-40,080.05-10,716.81

Finding the Fourth Proportional to 26,720.06, 40,080.05 and 10,716.81

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Solution

The fourth proportional to 26,720.06, 40,080.05 and 10,716.81 is: 16,075.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.06 : 40,080.05 = 10,716.81 : x
  2. Step 2: Convert to fraction form
    26,720.06/40,080.05 = 10,716.81/x
  3. Step 3: Cross multiply
    26,720.06x = 40,080.05 × 10,716.81
  4. Step 4: Simplify right side
    26,720.06x = 429,530,227.06
  5. Step 5: Solve for x
    x = 429,530,227.06/26,720.06
  6. Step 6: Final answer
    x = 16,075.20

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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.