Home / 16,980.20-25,412.70-14,906.60

Finding the Fourth Proportional to 16,980.20, 25,412.70 and 14,906.60

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Solution

The fourth proportional to 16,980.20, 25,412.70 and 14,906.60 is: 22,309.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,980.20 : 25,412.70 = 14,906.60 : x
  2. Step 2: Convert to fraction form
    16,980.20/25,412.70 = 14,906.60/x
  3. Step 3: Cross multiply
    16,980.20x = 25,412.70 × 14,906.60
  4. Step 4: Simplify right side
    16,980.20x = 378,816,953.82
  5. Step 5: Solve for x
    x = 378,816,953.82/16,980.20
  6. Step 6: Final answer
    x = 22,309.33

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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.