Home / 28,038.83-38,694.44-16,104.56

Finding the Fourth Proportional to 28,038.83, 38,694.44 and 16,104.56

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Solution

The fourth proportional to 28,038.83, 38,694.44 and 16,104.56 is: 22,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,038.83 : 38,694.44 = 16,104.56 : x
  2. Step 2: Convert to fraction form
    28,038.83/38,694.44 = 16,104.56/x
  3. Step 3: Cross multiply
    28,038.83x = 38,694.44 × 16,104.56
  4. Step 4: Simplify right side
    28,038.83x = 623,156,777.44
  5. Step 5: Solve for x
    x = 623,156,777.44/28,038.83
  6. Step 6: Final answer
    x = 22,224.78

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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.