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Finding the Fourth Proportional to 35,305.58, 52,980.70 and 19,733.42

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Solution

The fourth proportional to 35,305.58, 52,980.70 and 19,733.42 is: 29,612.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,305.58 : 52,980.70 = 19,733.42 : x
  2. Step 2: Convert to fraction form
    35,305.58/52,980.70 = 19,733.42/x
  3. Step 3: Cross multiply
    35,305.58x = 52,980.70 × 19,733.42
  4. Step 4: Simplify right side
    35,305.58x = 1,045,490,404.99
  5. Step 5: Solve for x
    x = 1,045,490,404.99/35,305.58
  6. Step 6: Final answer
    x = 29,612.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.