Home / 16,871.04-25,313.04-8,108.64

Finding the Fourth Proportional to 16,871.04, 25,313.04 and 8,108.64

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Solution

The fourth proportional to 16,871.04, 25,313.04 and 8,108.64 is: 12,166.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871.04 : 25,313.04 = 8,108.64 : x
  2. Step 2: Convert to fraction form
    16,871.04/25,313.04 = 8,108.64/x
  3. Step 3: Cross multiply
    16,871.04x = 25,313.04 × 8,108.64
  4. Step 4: Simplify right side
    16,871.04x = 205,254,328.67
  5. Step 5: Solve for x
    x = 205,254,328.67/16,871.04
  6. Step 6: Final answer
    x = 12,166.07

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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.