Home / 27,184.05-37,516.03-15,086.81

Finding the Fourth Proportional to 27,184.05, 37,516.03 and 15,086.81

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Solution

The fourth proportional to 27,184.05, 37,516.03 and 15,086.81 is: 20,820.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,184.05 : 37,516.03 = 15,086.81 : x
  2. Step 2: Convert to fraction form
    27,184.05/37,516.03 = 15,086.81/x
  3. Step 3: Cross multiply
    27,184.05x = 37,516.03 × 15,086.81
  4. Step 4: Simplify right side
    27,184.05x = 565,997,216.56
  5. Step 5: Solve for x
    x = 565,997,216.56/27,184.05
  6. Step 6: Final answer
    x = 20,820.93

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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.