Home / 22,260.83-30,720.00-12,051.97

Finding the Fourth Proportional to 22,260.83, 30,720.00 and 12,051.97

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Solution

The fourth proportional to 22,260.83, 30,720.00 and 12,051.97 is: 16,631.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,260.83 : 30,720.00 = 12,051.97 : x
  2. Step 2: Convert to fraction form
    22,260.83/30,720.00 = 12,051.97/x
  3. Step 3: Cross multiply
    22,260.83x = 30,720.00 × 12,051.97
  4. Step 4: Simplify right side
    22,260.83x = 370,236,458.14
  5. Step 5: Solve for x
    x = 370,236,458.14/22,260.83
  6. Step 6: Final answer
    x = 16,631.75

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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.