Home / 23,240.92-32,072.67-12,630.55

Finding the Fourth Proportional to 23,240.92, 32,072.67 and 12,630.55

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Solution

The fourth proportional to 23,240.92, 32,072.67 and 12,630.55 is: 17,430.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.92 : 32,072.67 = 12,630.55 : x
  2. Step 2: Convert to fraction form
    23,240.92/32,072.67 = 12,630.55/x
  3. Step 3: Cross multiply
    23,240.92x = 32,072.67 × 12,630.55
  4. Step 4: Simplify right side
    23,240.92x = 405,095,462.07
  5. Step 5: Solve for x
    x = 405,095,462.07/23,240.92
  6. Step 6: Final answer
    x = 17,430.27

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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.