Home / 22,054.65-30,435.57-11,983.09

Finding the Fourth Proportional to 22,054.65, 30,435.57 and 11,983.09

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Solution

The fourth proportional to 22,054.65, 30,435.57 and 11,983.09 is: 16,536.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,054.65 : 30,435.57 = 11,983.09 : x
  2. Step 2: Convert to fraction form
    22,054.65/30,435.57 = 11,983.09/x
  3. Step 3: Cross multiply
    22,054.65x = 30,435.57 × 11,983.09
  4. Step 4: Simplify right side
    22,054.65x = 364,712,189.19
  5. Step 5: Solve for x
    x = 364,712,189.19/22,054.65
  6. Step 6: Final answer
    x = 16,536.74

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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.