Home / 22,161.94-30,588.61-14,609.62

Finding the Fourth Proportional to 22,161.94, 30,588.61 and 14,609.62

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Solution

The fourth proportional to 22,161.94, 30,588.61 and 14,609.62 is: 20,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.94 : 30,588.61 = 14,609.62 : x
  2. Step 2: Convert to fraction form
    22,161.94/30,588.61 = 14,609.62/x
  3. Step 3: Cross multiply
    22,161.94x = 30,588.61 × 14,609.62
  4. Step 4: Simplify right side
    22,161.94x = 446,887,866.56
  5. Step 5: Solve for x
    x = 446,887,866.56/22,161.94
  6. Step 6: Final answer
    x = 20,164.65

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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.