Home / 14,476.38-19,974.96-8,101.68

Finding the Fourth Proportional to 14,476.38, 19,974.96 and 8,101.68

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Solution

The fourth proportional to 14,476.38, 19,974.96 and 8,101.68 is: 11,178.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476.38 : 19,974.96 = 8,101.68 : x
  2. Step 2: Convert to fraction form
    14,476.38/19,974.96 = 8,101.68/x
  3. Step 3: Cross multiply
    14,476.38x = 19,974.96 × 8,101.68
  4. Step 4: Simplify right side
    14,476.38x = 161,830,733.93
  5. Step 5: Solve for x
    x = 161,830,733.93/14,476.38
  6. Step 6: Final answer
    x = 11,178.95

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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.