Home / 18,476.48-27,715.68-8,997.53

Finding the Fourth Proportional to 18,476.48, 27,715.68 and 8,997.53

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Solution

The fourth proportional to 18,476.48, 27,715.68 and 8,997.53 is: 13,496.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,476.48 : 27,715.68 = 8,997.53 : x
  2. Step 2: Convert to fraction form
    18,476.48/27,715.68 = 8,997.53/x
  3. Step 3: Cross multiply
    18,476.48x = 27,715.68 × 8,997.53
  4. Step 4: Simplify right side
    18,476.48x = 249,372,523.69
  5. Step 5: Solve for x
    x = 249,372,523.69/18,476.48
  6. Step 6: Final answer
    x = 13,496.75

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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.