Home / 27,238.96-37,593.55-15,303.21

Finding the Fourth Proportional to 27,238.96, 37,593.55 and 15,303.21

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Solution

The fourth proportional to 27,238.96, 37,593.55 and 15,303.21 is: 21,120.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238.96 : 37,593.55 = 15,303.21 : x
  2. Step 2: Convert to fraction form
    27,238.96/37,593.55 = 15,303.21/x
  3. Step 3: Cross multiply
    27,238.96x = 37,593.55 × 15,303.21
  4. Step 4: Simplify right side
    27,238.96x = 575,301,990.30
  5. Step 5: Solve for x
    x = 575,301,990.30/27,238.96
  6. Step 6: Final answer
    x = 21,120.56

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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.