Home / 14,304.40-19,773.12-11,932.72

Finding the Fourth Proportional to 14,304.40, 19,773.12 and 11,932.72

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Solution

The fourth proportional to 14,304.40, 19,773.12 and 11,932.72 is: 16,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.40 : 19,773.12 = 11,932.72 : x
  2. Step 2: Convert to fraction form
    14,304.40/19,773.12 = 11,932.72/x
  3. Step 3: Cross multiply
    14,304.40x = 19,773.12 × 11,932.72
  4. Step 4: Simplify right side
    14,304.40x = 235,947,104.49
  5. Step 5: Solve for x
    x = 235,947,104.49/14,304.40
  6. Step 6: Final answer
    x = 16,494.72

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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.