Home / 23,240.86-32,072.49-12,630.53

Finding the Fourth Proportional to 23,240.86, 32,072.49 and 12,630.53

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Solution

The fourth proportional to 23,240.86, 32,072.49 and 12,630.53 is: 17,430.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.86 : 32,072.49 = 12,630.53 : x
  2. Step 2: Convert to fraction form
    23,240.86/32,072.49 = 12,630.53/x
  3. Step 3: Cross multiply
    23,240.86x = 32,072.49 × 12,630.53
  4. Step 4: Simplify right side
    23,240.86x = 405,092,627.30
  5. Step 5: Solve for x
    x = 405,092,627.30/23,240.86
  6. Step 6: Final answer
    x = 17,430.19

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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.