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Finding the Fourth Proportional to 35,010, 48,309.48 and 21,404.88

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Solution

The fourth proportional to 35,010, 48,309.48 and 21,404.88 is: 29,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,010 : 48,309.48 = 21,404.88 : x
  2. Step 2: Convert to fraction form
    35,010/48,309.48 = 21,404.88/x
  3. Step 3: Cross multiply
    35,010x = 48,309.48 × 21,404.88
  4. Step 4: Simplify right side
    35,010x = 1,034,058,622.26
  5. Step 5: Solve for x
    x = 1,034,058,622.26/35,010
  6. Step 6: Final answer
    x = 29,536.09

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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.