Home / 30,141.30-41,591.10-16,712.43

Finding the Fourth Proportional to 30,141.30, 41,591.10 and 16,712.43

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Solution

The fourth proportional to 30,141.30, 41,591.10 and 16,712.43 is: 23,060.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,141.30 : 41,591.10 = 16,712.43 : x
  2. Step 2: Convert to fraction form
    30,141.30/41,591.10 = 16,712.43/x
  3. Step 3: Cross multiply
    30,141.30x = 41,591.10 × 16,712.43
  4. Step 4: Simplify right side
    30,141.30x = 695,088,347.37
  5. Step 5: Solve for x
    x = 695,088,347.37/30,141.30
  6. Step 6: Final answer
    x = 23,060.99

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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.