Home / 18,716.86-28,075.95-6,066.33

Finding the Fourth Proportional to 18,716.86, 28,075.95 and 6,066.33

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Solution

The fourth proportional to 18,716.86, 28,075.95 and 6,066.33 is: 9,099.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,716.86 : 28,075.95 = 6,066.33 : x
  2. Step 2: Convert to fraction form
    18,716.86/28,075.95 = 6,066.33/x
  3. Step 3: Cross multiply
    18,716.86x = 28,075.95 × 6,066.33
  4. Step 4: Simplify right side
    18,716.86x = 170,317,977.76
  5. Step 5: Solve for x
    x = 170,317,977.76/18,716.86
  6. Step 6: Final answer
    x = 9,099.71

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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.