Home / 27,671.43-38,189.51-16,922.59

Finding the Fourth Proportional to 27,671.43, 38,189.51 and 16,922.59

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Solution

The fourth proportional to 27,671.43, 38,189.51 and 16,922.59 is: 23,354.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,671.43 : 38,189.51 = 16,922.59 : x
  2. Step 2: Convert to fraction form
    27,671.43/38,189.51 = 16,922.59/x
  3. Step 3: Cross multiply
    27,671.43x = 38,189.51 × 16,922.59
  4. Step 4: Simplify right side
    27,671.43x = 646,265,420.03
  5. Step 5: Solve for x
    x = 646,265,420.03/27,671.43
  6. Step 6: Final answer
    x = 23,354.97

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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.