Home / 57,365.72-86,035.58-21,814.36

Finding the Fourth Proportional to 57,365.72, 86,035.58 and 21,814.36

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Solution

The fourth proportional to 57,365.72, 86,035.58 and 21,814.36 is: 32,716.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,365.72 : 86,035.58 = 21,814.36 : x
  2. Step 2: Convert to fraction form
    57,365.72/86,035.58 = 21,814.36/x
  3. Step 3: Cross multiply
    57,365.72x = 86,035.58 × 21,814.36
  4. Step 4: Simplify right side
    57,365.72x = 1,876,810,790.77
  5. Step 5: Solve for x
    x = 1,876,810,790.77/57,365.72
  6. Step 6: Final answer
    x = 32,716.59

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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.