Home / 19,934.38-27,507.37-12,276.43

Finding the Fourth Proportional to 19,934.38, 27,507.37 and 12,276.43

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Solution

The fourth proportional to 19,934.38, 27,507.37 and 12,276.43 is: 16,940.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.38 : 27,507.37 = 12,276.43 : x
  2. Step 2: Convert to fraction form
    19,934.38/27,507.37 = 12,276.43/x
  3. Step 3: Cross multiply
    19,934.38x = 27,507.37 × 12,276.43
  4. Step 4: Simplify right side
    19,934.38x = 337,692,302.29
  5. Step 5: Solve for x
    x = 337,692,302.29/19,934.38
  6. Step 6: Final answer
    x = 16,940.20

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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.