Home / 18,419.04-27,632.16-7,330.92

Finding the Fourth Proportional to 18,419.04, 27,632.16 and 7,330.92

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Solution

The fourth proportional to 18,419.04, 27,632.16 and 7,330.92 is: 10,997.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,419.04 : 27,632.16 = 7,330.92 : x
  2. Step 2: Convert to fraction form
    18,419.04/27,632.16 = 7,330.92/x
  3. Step 3: Cross multiply
    18,419.04x = 27,632.16 × 7,330.92
  4. Step 4: Simplify right side
    18,419.04x = 202,569,154.39
  5. Step 5: Solve for x
    x = 202,569,154.39/18,419.04
  6. Step 6: Final answer
    x = 10,997.81

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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.