Home / 18,269.64-27,377.01-14,103.36

Finding the Fourth Proportional to 18,269.64, 27,377.01 and 14,103.36

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Solution

The fourth proportional to 18,269.64, 27,377.01 and 14,103.36 is: 21,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269.64 : 27,377.01 = 14,103.36 : x
  2. Step 2: Convert to fraction form
    18,269.64/27,377.01 = 14,103.36/x
  3. Step 3: Cross multiply
    18,269.64x = 27,377.01 × 14,103.36
  4. Step 4: Simplify right side
    18,269.64x = 386,107,827.75
  5. Step 5: Solve for x
    x = 386,107,827.75/18,269.64
  6. Step 6: Final answer
    x = 21,133.85

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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.