Home / 16,071.24-22,179.24-8,997.60

Finding the Fourth Proportional to 16,071.24, 22,179.24 and 8,997.60

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Solution

The fourth proportional to 16,071.24, 22,179.24 and 8,997.60 is: 12,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,071.24 : 22,179.24 = 8,997.60 : x
  2. Step 2: Convert to fraction form
    16,071.24/22,179.24 = 8,997.60/x
  3. Step 3: Cross multiply
    16,071.24x = 22,179.24 × 8,997.60
  4. Step 4: Simplify right side
    16,071.24x = 199,559,929.82
  5. Step 5: Solve for x
    x = 199,559,929.82/16,071.24
  6. Step 6: Final answer
    x = 12,417.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.