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Finding the Fourth Proportional to 35,287.91, 48,697.97 and 19,372.93

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Solution

The fourth proportional to 35,287.91, 48,697.97 and 19,372.93 is: 26,735.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,287.91 : 48,697.97 = 19,372.93 : x
  2. Step 2: Convert to fraction form
    35,287.91/48,697.97 = 19,372.93/x
  3. Step 3: Cross multiply
    35,287.91x = 48,697.97 × 19,372.93
  4. Step 4: Simplify right side
    35,287.91x = 943,422,145.34
  5. Step 5: Solve for x
    x = 943,422,145.34/35,287.91
  6. Step 6: Final answer
    x = 26,735.00

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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.