Home / 23,299.92-32,153.58-12,689.58

Finding the Fourth Proportional to 23,299.92, 32,153.58 and 12,689.58

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Solution

The fourth proportional to 23,299.92, 32,153.58 and 12,689.58 is: 17,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,299.92 : 32,153.58 = 12,689.58 : x
  2. Step 2: Convert to fraction form
    23,299.92/32,153.58 = 12,689.58/x
  3. Step 3: Cross multiply
    23,299.92x = 32,153.58 × 12,689.58
  4. Step 4: Simplify right side
    23,299.92x = 408,015,425.70
  5. Step 5: Solve for x
    x = 408,015,425.70/23,299.92
  6. Step 6: Final answer
    x = 17,511.45

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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.