Home / 36,543.96-50,435.61-21,440.31

Finding the Fourth Proportional to 36,543.96, 50,435.61 and 21,440.31

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Solution

The fourth proportional to 36,543.96, 50,435.61 and 21,440.31 is: 29,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.96 : 50,435.61 = 21,440.31 : x
  2. Step 2: Convert to fraction form
    36,543.96/50,435.61 = 21,440.31/x
  3. Step 3: Cross multiply
    36,543.96x = 50,435.61 × 21,440.31
  4. Step 4: Simplify right side
    36,543.96x = 1,081,355,113.44
  5. Step 5: Solve for x
    x = 1,081,355,113.44/36,543.96
  6. Step 6: Final answer
    x = 29,590.53

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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.