Home / 28,213.56-38,924.34-16,883.34

Finding the Fourth Proportional to 28,213.56, 38,924.34 and 16,883.34

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Solution

The fourth proportional to 28,213.56, 38,924.34 and 16,883.34 is: 23,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,213.56 : 38,924.34 = 16,883.34 : x
  2. Step 2: Convert to fraction form
    28,213.56/38,924.34 = 16,883.34/x
  3. Step 3: Cross multiply
    28,213.56x = 38,924.34 × 16,883.34
  4. Step 4: Simplify right side
    28,213.56x = 657,172,866.50
  5. Step 5: Solve for x
    x = 657,172,866.50/28,213.56
  6. Step 6: Final answer
    x = 23,292.80

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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.