Home / 18,146.72-27,194.52-14,432.48

Finding the Fourth Proportional to 18,146.72, 27,194.52 and 14,432.48

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Solution

The fourth proportional to 18,146.72, 27,194.52 and 14,432.48 is: 21,628.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.72 : 27,194.52 = 14,432.48 : x
  2. Step 2: Convert to fraction form
    18,146.72/27,194.52 = 14,432.48/x
  3. Step 3: Cross multiply
    18,146.72x = 27,194.52 × 14,432.48
  4. Step 4: Simplify right side
    18,146.72x = 392,484,366.01
  5. Step 5: Solve for x
    x = 392,484,366.01/18,146.72
  6. Step 6: Final answer
    x = 21,628.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.