Home / 22,164.36-30,585.60-12,604.08

Finding the Fourth Proportional to 22,164.36, 30,585.60 and 12,604.08

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Solution

The fourth proportional to 22,164.36, 30,585.60 and 12,604.08 is: 17,392.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,164.36 : 30,585.60 = 12,604.08 : x
  2. Step 2: Convert to fraction form
    22,164.36/30,585.60 = 12,604.08/x
  3. Step 3: Cross multiply
    22,164.36x = 30,585.60 × 12,604.08
  4. Step 4: Simplify right side
    22,164.36x = 385,503,349.25
  5. Step 5: Solve for x
    x = 385,503,349.25/22,164.36
  6. Step 6: Final answer
    x = 17,392.94

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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.