Home / 22,164.09-30,587.61-12,733.26

Finding the Fourth Proportional to 22,164.09, 30,587.61 and 12,733.26

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Solution

The fourth proportional to 22,164.09, 30,587.61 and 12,733.26 is: 17,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,164.09 : 30,587.61 = 12,733.26 : x
  2. Step 2: Convert to fraction form
    22,164.09/30,587.61 = 12,733.26/x
  3. Step 3: Cross multiply
    22,164.09x = 30,587.61 × 12,733.26
  4. Step 4: Simplify right side
    22,164.09x = 389,479,990.91
  5. Step 5: Solve for x
    x = 389,479,990.91/22,164.09
  6. Step 6: Final answer
    x = 17,572.57

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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.