Home / 27,286.83-37,655.57-15,350.24

Finding the Fourth Proportional to 27,286.83, 37,655.57 and 15,350.24

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Solution

The fourth proportional to 27,286.83, 37,655.57 and 15,350.24 is: 21,183.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286.83 : 37,655.57 = 15,350.24 : x
  2. Step 2: Convert to fraction form
    27,286.83/37,655.57 = 15,350.24/x
  3. Step 3: Cross multiply
    27,286.83x = 37,655.57 × 15,350.24
  4. Step 4: Simplify right side
    27,286.83x = 578,021,771.81
  5. Step 5: Solve for x
    x = 578,021,771.81/27,286.83
  6. Step 6: Final answer
    x = 21,183.18

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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.