Home / 23,455.80-32,366.88-12,845.16

Finding the Fourth Proportional to 23,455.80, 32,366.88 and 12,845.16

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Solution

The fourth proportional to 23,455.80, 32,366.88 and 12,845.16 is: 17,725.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,455.80 : 32,366.88 = 12,845.16 : x
  2. Step 2: Convert to fraction form
    23,455.80/32,366.88 = 12,845.16/x
  3. Step 3: Cross multiply
    23,455.80x = 32,366.88 × 12,845.16
  4. Step 4: Simplify right side
    23,455.80x = 415,757,752.30
  5. Step 5: Solve for x
    x = 415,757,752.30/23,455.80
  6. Step 6: Final answer
    x = 17,725.16

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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.