Home / 23,240.97-32,072.60-12,630.65

Finding the Fourth Proportional to 23,240.97, 32,072.60 and 12,630.65

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Solution

The fourth proportional to 23,240.97, 32,072.60 and 12,630.65 is: 17,430.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.97 : 32,072.60 = 12,630.65 : x
  2. Step 2: Convert to fraction form
    23,240.97/32,072.60 = 12,630.65/x
  3. Step 3: Cross multiply
    23,240.97x = 32,072.60 × 12,630.65
  4. Step 4: Simplify right side
    23,240.97x = 405,097,656.40
  5. Step 5: Solve for x
    x = 405,097,656.40/23,240.97
  6. Step 6: Final answer
    x = 17,430.32

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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.