Home / 28,765.83-43,120.86-14,732.48

Finding the Fourth Proportional to 28,765.83, 43,120.86 and 14,732.48

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Solution

The fourth proportional to 28,765.83, 43,120.86 and 14,732.48 is: 22,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,765.83 : 43,120.86 = 14,732.48 : x
  2. Step 2: Convert to fraction form
    28,765.83/43,120.86 = 14,732.48/x
  3. Step 3: Cross multiply
    28,765.83x = 43,120.86 × 14,732.48
  4. Step 4: Simplify right side
    28,765.83x = 635,277,260.09
  5. Step 5: Solve for x
    x = 635,277,260.09/28,765.83
  6. Step 6: Final answer
    x = 22,084.44

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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.