Home / 28,825.23-43,194.09-21,394.89

Finding the Fourth Proportional to 28,825.23, 43,194.09 and 21,394.89

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Solution

The fourth proportional to 28,825.23, 43,194.09 and 21,394.89 is: 32,059.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.23 : 43,194.09 = 21,394.89 : x
  2. Step 2: Convert to fraction form
    28,825.23/43,194.09 = 21,394.89/x
  3. Step 3: Cross multiply
    28,825.23x = 43,194.09 × 21,394.89
  4. Step 4: Simplify right side
    28,825.23x = 924,132,804.20
  5. Step 5: Solve for x
    x = 924,132,804.20/28,825.23
  6. Step 6: Final answer
    x = 32,059.86

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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.