Home / 33,981.60-50,977.86-11,808.12

Finding the Fourth Proportional to 33,981.60, 50,977.86 and 11,808.12

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Solution

The fourth proportional to 33,981.60, 50,977.86 and 11,808.12 is: 17,714.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,981.60 : 50,977.86 = 11,808.12 : x
  2. Step 2: Convert to fraction form
    33,981.60/50,977.86 = 11,808.12/x
  3. Step 3: Cross multiply
    33,981.60x = 50,977.86 × 11,808.12
  4. Step 4: Simplify right side
    33,981.60x = 601,952,688.22
  5. Step 5: Solve for x
    x = 601,952,688.22/33,981.60
  6. Step 6: Final answer
    x = 17,714.08

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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.