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Finding the Fourth Proportional to 30,141.92, 41,595.65 and 16,713.17

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Solution

The fourth proportional to 30,141.92, 41,595.65 and 16,713.17 is: 23,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,141.92 : 41,595.65 = 16,713.17 : x
  2. Step 2: Convert to fraction form
    30,141.92/41,595.65 = 16,713.17/x
  3. Step 3: Cross multiply
    30,141.92x = 41,595.65 × 16,713.17
  4. Step 4: Simplify right side
    30,141.92x = 695,195,086.14
  5. Step 5: Solve for x
    x = 695,195,086.14/30,141.92
  6. Step 6: Final answer
    x = 23,064.06

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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.