Home / 32,730.92-45,170.44-19,310.04

Finding the Fourth Proportional to 32,730.92, 45,170.44 and 19,310.04

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Solution

The fourth proportional to 32,730.92, 45,170.44 and 19,310.04 is: 26,648.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,730.92 : 45,170.44 = 19,310.04 : x
  2. Step 2: Convert to fraction form
    32,730.92/45,170.44 = 19,310.04/x
  3. Step 3: Cross multiply
    32,730.92x = 45,170.44 × 19,310.04
  4. Step 4: Simplify right side
    32,730.92x = 872,243,003.22
  5. Step 5: Solve for x
    x = 872,243,003.22/32,730.92
  6. Step 6: Final answer
    x = 26,648.90

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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.