Home / 18,324.68-27,451.64-10,935.05

Finding the Fourth Proportional to 18,324.68, 27,451.64 and 10,935.05

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Solution

The fourth proportional to 18,324.68, 27,451.64 and 10,935.05 is: 16,381.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.68 : 27,451.64 = 10,935.05 : x
  2. Step 2: Convert to fraction form
    18,324.68/27,451.64 = 10,935.05/x
  3. Step 3: Cross multiply
    18,324.68x = 27,451.64 × 10,935.05
  4. Step 4: Simplify right side
    18,324.68x = 300,184,946.06
  5. Step 5: Solve for x
    x = 300,184,946.06/18,324.68
  6. Step 6: Final answer
    x = 16,381.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.