Home / 17,461.84-26,171.94-12,168.18

Finding the Fourth Proportional to 17,461.84, 26,171.94 and 12,168.18

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Solution

The fourth proportional to 17,461.84, 26,171.94 and 12,168.18 is: 18,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,461.84 : 26,171.94 = 12,168.18 : x
  2. Step 2: Convert to fraction form
    17,461.84/26,171.94 = 12,168.18/x
  3. Step 3: Cross multiply
    17,461.84x = 26,171.94 × 12,168.18
  4. Step 4: Simplify right side
    17,461.84x = 318,464,876.87
  5. Step 5: Solve for x
    x = 318,464,876.87/17,461.84
  6. Step 6: Final answer
    x = 18,237.76

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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.