Home / 23,315.67-32,175.60-12,705.29

Finding the Fourth Proportional to 23,315.67, 32,175.60 and 12,705.29

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Solution

The fourth proportional to 23,315.67, 32,175.60 and 12,705.29 is: 17,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,315.67 : 32,175.60 = 12,705.29 : x
  2. Step 2: Convert to fraction form
    23,315.67/32,175.60 = 12,705.29/x
  3. Step 3: Cross multiply
    23,315.67x = 32,175.60 × 12,705.29
  4. Step 4: Simplify right side
    23,315.67x = 408,800,168.05
  5. Step 5: Solve for x
    x = 408,800,168.05/23,315.67
  6. Step 6: Final answer
    x = 17,533.28

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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.