Home / 14,311.72-21,467.10-5,071.24

Finding the Fourth Proportional to 14,311.72, 21,467.10 and 5,071.24

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Solution

The fourth proportional to 14,311.72, 21,467.10 and 5,071.24 is: 7,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,311.72 : 21,467.10 = 5,071.24 : x
  2. Step 2: Convert to fraction form
    14,311.72/21,467.10 = 5,071.24/x
  3. Step 3: Cross multiply
    14,311.72x = 21,467.10 × 5,071.24
  4. Step 4: Simplify right side
    14,311.72x = 108,864,816.20
  5. Step 5: Solve for x
    x = 108,864,816.20/14,311.72
  6. Step 6: Final answer
    x = 7,606.69

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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.