Home / 23,591.85-32,558.32-12,981.48

Finding the Fourth Proportional to 23,591.85, 32,558.32 and 12,981.48

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Solution

The fourth proportional to 23,591.85, 32,558.32 and 12,981.48 is: 17,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,591.85 : 32,558.32 = 12,981.48 : x
  2. Step 2: Convert to fraction form
    23,591.85/32,558.32 = 12,981.48/x
  3. Step 3: Cross multiply
    23,591.85x = 32,558.32 × 12,981.48
  4. Step 4: Simplify right side
    23,591.85x = 422,655,179.91
  5. Step 5: Solve for x
    x = 422,655,179.91/23,591.85
  6. Step 6: Final answer
    x = 17,915.30

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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.