Home / 28,581.67-39,442.62-16,482.09

Finding the Fourth Proportional to 28,581.67, 39,442.62 and 16,482.09

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Solution

The fourth proportional to 28,581.67, 39,442.62 and 16,482.09 is: 22,745.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,581.67 : 39,442.62 = 16,482.09 : x
  2. Step 2: Convert to fraction form
    28,581.67/39,442.62 = 16,482.09/x
  3. Step 3: Cross multiply
    28,581.67x = 39,442.62 × 16,482.09
  4. Step 4: Simplify right side
    28,581.67x = 650,097,022.39
  5. Step 5: Solve for x
    x = 650,097,022.39/28,581.67
  6. Step 6: Final answer
    x = 22,745.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.