Home / 28,650.52-39,539.46-19,073.88

Finding the Fourth Proportional to 28,650.52, 39,539.46 and 19,073.88

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Solution

The fourth proportional to 28,650.52, 39,539.46 and 19,073.88 is: 26,323.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,650.52 : 39,539.46 = 19,073.88 : x
  2. Step 2: Convert to fraction form
    28,650.52/39,539.46 = 19,073.88/x
  3. Step 3: Cross multiply
    28,650.52x = 39,539.46 × 19,073.88
  4. Step 4: Simplify right side
    28,650.52x = 754,170,915.30
  5. Step 5: Solve for x
    x = 754,170,915.30/28,650.52
  6. Step 6: Final answer
    x = 26,323.11

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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.