Home / 43,564.84-65,350.14-18,590.92

Finding the Fourth Proportional to 43,564.84, 65,350.14 and 18,590.92

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Solution

The fourth proportional to 43,564.84, 65,350.14 and 18,590.92 is: 27,887.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,564.84 : 65,350.14 = 18,590.92 : x
  2. Step 2: Convert to fraction form
    43,564.84/65,350.14 = 18,590.92/x
  3. Step 3: Cross multiply
    43,564.84x = 65,350.14 × 18,590.92
  4. Step 4: Simplify right side
    43,564.84x = 1,214,919,224.73
  5. Step 5: Solve for x
    x = 1,214,919,224.73/43,564.84
  6. Step 6: Final answer
    x = 27,887.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.