Home / 27,212.31-37,543.32-17,786.34

Finding the Fourth Proportional to 27,212.31, 37,543.32 and 17,786.34

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Solution

The fourth proportional to 27,212.31, 37,543.32 and 17,786.34 is: 24,538.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,212.31 : 37,543.32 = 17,786.34 : x
  2. Step 2: Convert to fraction form
    27,212.31/37,543.32 = 17,786.34/x
  3. Step 3: Cross multiply
    27,212.31x = 37,543.32 × 17,786.34
  4. Step 4: Simplify right side
    27,212.31x = 667,758,254.25
  5. Step 5: Solve for x
    x = 667,758,254.25/27,212.31
  6. Step 6: Final answer
    x = 24,538.83

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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.