Home / 28,809.25-43,221.17-8,032.75

Finding the Fourth Proportional to 28,809.25, 43,221.17 and 8,032.75

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Solution

The fourth proportional to 28,809.25, 43,221.17 and 8,032.75 is: 12,051.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,809.25 : 43,221.17 = 8,032.75 : x
  2. Step 2: Convert to fraction form
    28,809.25/43,221.17 = 8,032.75/x
  3. Step 3: Cross multiply
    28,809.25x = 43,221.17 × 8,032.75
  4. Step 4: Simplify right side
    28,809.25x = 347,184,813.15
  5. Step 5: Solve for x
    x = 347,184,813.15/28,809.25
  6. Step 6: Final answer
    x = 12,051.16

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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.