Home / 27,655.05-41,482.53-6,878.55

Finding the Fourth Proportional to 27,655.05, 41,482.53 and 6,878.55

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Solution

The fourth proportional to 27,655.05, 41,482.53 and 6,878.55 is: 10,317.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,655.05 : 41,482.53 = 6,878.55 : x
  2. Step 2: Convert to fraction form
    27,655.05/41,482.53 = 6,878.55/x
  3. Step 3: Cross multiply
    27,655.05x = 41,482.53 × 6,878.55
  4. Step 4: Simplify right side
    27,655.05x = 285,339,656.73
  5. Step 5: Solve for x
    x = 285,339,656.73/27,655.05
  6. Step 6: Final answer
    x = 10,317.81

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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.