Home / 16,902.60-25,356.30-5,214.60

Finding the Fourth Proportional to 16,902.60, 25,356.30 and 5,214.60

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Solution

The fourth proportional to 16,902.60, 25,356.30 and 5,214.60 is: 7,822.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,902.60 : 25,356.30 = 5,214.60 : x
  2. Step 2: Convert to fraction form
    16,902.60/25,356.30 = 5,214.60/x
  3. Step 3: Cross multiply
    16,902.60x = 25,356.30 × 5,214.60
  4. Step 4: Simplify right side
    16,902.60x = 132,222,961.98
  5. Step 5: Solve for x
    x = 132,222,961.98/16,902.60
  6. Step 6: Final answer
    x = 7,822.64

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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.