Home / 27,555.56-38,007.32-16,951.04

Finding the Fourth Proportional to 27,555.56, 38,007.32 and 16,951.04

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Solution

The fourth proportional to 27,555.56, 38,007.32 and 16,951.04 is: 23,380.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,555.56 : 38,007.32 = 16,951.04 : x
  2. Step 2: Convert to fraction form
    27,555.56/38,007.32 = 16,951.04/x
  3. Step 3: Cross multiply
    27,555.56x = 38,007.32 × 16,951.04
  4. Step 4: Simplify right side
    27,555.56x = 644,263,601.61
  5. Step 5: Solve for x
    x = 644,263,601.61/27,555.56
  6. Step 6: Final answer
    x = 23,380.53

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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.