Home / 27,447.89-37,873.77-15,965.34

Finding the Fourth Proportional to 27,447.89, 37,873.77 and 15,965.34

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Solution

The fourth proportional to 27,447.89, 37,873.77 and 15,965.34 is: 22,029.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.89 : 37,873.77 = 15,965.34 : x
  2. Step 2: Convert to fraction form
    27,447.89/37,873.77 = 15,965.34/x
  3. Step 3: Cross multiply
    27,447.89x = 37,873.77 × 15,965.34
  4. Step 4: Simplify right side
    27,447.89x = 604,667,615.13
  5. Step 5: Solve for x
    x = 604,667,615.13/27,447.89
  6. Step 6: Final answer
    x = 22,029.66

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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.