Home / 23,440.97-32,348.55-12,830.66

Finding the Fourth Proportional to 23,440.97, 32,348.55 and 12,830.66

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Solution

The fourth proportional to 23,440.97, 32,348.55 and 12,830.66 is: 17,706.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,440.97 : 32,348.55 = 12,830.66 : x
  2. Step 2: Convert to fraction form
    23,440.97/32,348.55 = 12,830.66/x
  3. Step 3: Cross multiply
    23,440.97x = 32,348.55 × 12,830.66
  4. Step 4: Simplify right side
    23,440.97x = 415,053,246.54
  5. Step 5: Solve for x
    x = 415,053,246.54/23,440.97
  6. Step 6: Final answer
    x = 17,706.32

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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.