Home / 27,367.56-37,711.44-18,872.28

Finding the Fourth Proportional to 27,367.56, 37,711.44 and 18,872.28

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Solution

The fourth proportional to 27,367.56, 37,711.44 and 18,872.28 is: 26,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,367.56 : 37,711.44 = 18,872.28 : x
  2. Step 2: Convert to fraction form
    27,367.56/37,711.44 = 18,872.28/x
  3. Step 3: Cross multiply
    27,367.56x = 37,711.44 × 18,872.28
  4. Step 4: Simplify right side
    27,367.56x = 711,700,854.88
  5. Step 5: Solve for x
    x = 711,700,854.88/27,367.56
  6. Step 6: Final answer
    x = 26,005.27

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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.