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Finding the Fourth Proportional to 35,773.99, 49,373.24 and 21,434.39

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Solution

The fourth proportional to 35,773.99, 49,373.24 and 21,434.39 is: 29,582.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,773.99 : 49,373.24 = 21,434.39 : x
  2. Step 2: Convert to fraction form
    35,773.99/49,373.24 = 21,434.39/x
  3. Step 3: Cross multiply
    35,773.99x = 49,373.24 × 21,434.39
  4. Step 4: Simplify right side
    35,773.99x = 1,058,285,281.72
  5. Step 5: Solve for x
    x = 1,058,285,281.72/35,773.99
  6. Step 6: Final answer
    x = 29,582.53

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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.