Home / 28,010.68-38,655.62-16,076.44

Finding the Fourth Proportional to 28,010.68, 38,655.62 and 16,076.44

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Solution

The fourth proportional to 28,010.68, 38,655.62 and 16,076.44 is: 22,185.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,010.68 : 38,655.62 = 16,076.44 : x
  2. Step 2: Convert to fraction form
    28,010.68/38,655.62 = 16,076.44/x
  3. Step 3: Cross multiply
    28,010.68x = 38,655.62 × 16,076.44
  4. Step 4: Simplify right side
    28,010.68x = 621,444,755.59
  5. Step 5: Solve for x
    x = 621,444,755.59/28,010.68
  6. Step 6: Final answer
    x = 22,185.99

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1.5x scale

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.