Home / 27,683.39-38,204.32-15,588.03

Finding the Fourth Proportional to 27,683.39, 38,204.32 and 15,588.03

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Solution

The fourth proportional to 27,683.39, 38,204.32 and 15,588.03 is: 21,512.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,683.39 : 38,204.32 = 15,588.03 : x
  2. Step 2: Convert to fraction form
    27,683.39/38,204.32 = 15,588.03/x
  3. Step 3: Cross multiply
    27,683.39x = 38,204.32 × 15,588.03
  4. Step 4: Simplify right side
    27,683.39x = 595,530,086.29
  5. Step 5: Solve for x
    x = 595,530,086.29/27,683.39
  6. Step 6: Final answer
    x = 21,512.18

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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.