Home / 23,400.25-32,294.57-12,791.48

Finding the Fourth Proportional to 23,400.25, 32,294.57 and 12,791.48

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Solution

The fourth proportional to 23,400.25, 32,294.57 and 12,791.48 is: 17,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,400.25 : 32,294.57 = 12,791.48 : x
  2. Step 2: Convert to fraction form
    23,400.25/32,294.57 = 12,791.48/x
  3. Step 3: Cross multiply
    23,400.25x = 32,294.57 × 12,791.48
  4. Step 4: Simplify right side
    23,400.25x = 413,095,120.83
  5. Step 5: Solve for x
    x = 413,095,120.83/23,400.25
  6. Step 6: Final answer
    x = 17,653.45

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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.