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Finding the Fourth Proportional to 29,994.90, 41,379.22 and 17,417.22

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Solution

The fourth proportional to 29,994.90, 41,379.22 and 17,417.22 is: 24,027.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,994.90 : 41,379.22 = 17,417.22 : x
  2. Step 2: Convert to fraction form
    29,994.90/41,379.22 = 17,417.22/x
  3. Step 3: Cross multiply
    29,994.90x = 41,379.22 × 17,417.22
  4. Step 4: Simplify right side
    29,994.90x = 720,710,978.17
  5. Step 5: Solve for x
    x = 720,710,978.17/29,994.90
  6. Step 6: Final answer
    x = 24,027.78

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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.