Home / 16,864.24-25,303.60-8,099.20

Finding the Fourth Proportional to 16,864.24, 25,303.60 and 8,099.20

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Solution

The fourth proportional to 16,864.24, 25,303.60 and 8,099.20 is: 12,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864.24 : 25,303.60 = 8,099.20 : x
  2. Step 2: Convert to fraction form
    16,864.24/25,303.60 = 8,099.20/x
  3. Step 3: Cross multiply
    16,864.24x = 25,303.60 × 8,099.20
  4. Step 4: Simplify right side
    16,864.24x = 204,938,917.12
  5. Step 5: Solve for x
    x = 204,938,917.12/16,864.24
  6. Step 6: Final answer
    x = 12,152.28

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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.