Home / 14,102.82-19,417.50-11,974.14

Finding the Fourth Proportional to 14,102.82, 19,417.50 and 11,974.14

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Solution

The fourth proportional to 14,102.82, 19,417.50 and 11,974.14 is: 16,486.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.82 : 19,417.50 = 11,974.14 : x
  2. Step 2: Convert to fraction form
    14,102.82/19,417.50 = 11,974.14/x
  3. Step 3: Cross multiply
    14,102.82x = 19,417.50 × 11,974.14
  4. Step 4: Simplify right side
    14,102.82x = 232,507,863.45
  5. Step 5: Solve for x
    x = 232,507,863.45/14,102.82
  6. Step 6: Final answer
    x = 16,486.62

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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.