Home / 16,008.28-23,995.68-8,978.04

Finding the Fourth Proportional to 16,008.28, 23,995.68 and 8,978.04

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Solution

The fourth proportional to 16,008.28, 23,995.68 and 8,978.04 is: 13,457.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,008.28 : 23,995.68 = 8,978.04 : x
  2. Step 2: Convert to fraction form
    16,008.28/23,995.68 = 8,978.04/x
  3. Step 3: Cross multiply
    16,008.28x = 23,995.68 × 8,978.04
  4. Step 4: Simplify right side
    16,008.28x = 215,434,174.87
  5. Step 5: Solve for x
    x = 215,434,174.87/16,008.28
  6. Step 6: Final answer
    x = 13,457.67

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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.