Home / 28,206.32-38,910.93-23,728.43

Finding the Fourth Proportional to 28,206.32, 38,910.93 and 23,728.43

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Solution

The fourth proportional to 28,206.32, 38,910.93 and 23,728.43 is: 32,733.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,206.32 : 38,910.93 = 23,728.43 : x
  2. Step 2: Convert to fraction form
    28,206.32/38,910.93 = 23,728.43/x
  3. Step 3: Cross multiply
    28,206.32x = 38,910.93 × 23,728.43
  4. Step 4: Simplify right side
    28,206.32x = 923,295,084.19
  5. Step 5: Solve for x
    x = 923,295,084.19/28,206.32
  6. Step 6: Final answer
    x = 32,733.63

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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.