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Finding the Fourth Proportional to 14,473.92, 19,974.93 and 8,101.24

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Solution

The fourth proportional to 14,473.92, 19,974.93 and 8,101.24 is: 11,180.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,473.92 : 19,974.93 = 8,101.24 : x
  2. Step 2: Convert to fraction form
    14,473.92/19,974.93 = 8,101.24/x
  3. Step 3: Cross multiply
    14,473.92x = 19,974.93 × 8,101.24
  4. Step 4: Simplify right side
    14,473.92x = 161,821,701.91
  5. Step 5: Solve for x
    x = 161,821,701.91/14,473.92
  6. Step 6: Final answer
    x = 11,180.23

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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.