Home / 28,008.63-41,998.23-8,284.32

Finding the Fourth Proportional to 28,008.63, 41,998.23 and 8,284.32

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Solution

The fourth proportional to 28,008.63, 41,998.23 and 8,284.32 is: 12,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,008.63 : 41,998.23 = 8,284.32 : x
  2. Step 2: Convert to fraction form
    28,008.63/41,998.23 = 8,284.32/x
  3. Step 3: Cross multiply
    28,008.63x = 41,998.23 × 8,284.32
  4. Step 4: Simplify right side
    28,008.63x = 347,926,776.75
  5. Step 5: Solve for x
    x = 347,926,776.75/28,008.63
  6. Step 6: Final answer
    x = 12,422.13

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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.