Home / 35,906.98-53,864.16-13,739

Finding the Fourth Proportional to 35,906.98, 53,864.16 and 13,739

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Solution

The fourth proportional to 35,906.98, 53,864.16 and 13,739 is: 20,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,906.98 : 53,864.16 = 13,739 : x
  2. Step 2: Convert to fraction form
    35,906.98/53,864.16 = 13,739/x
  3. Step 3: Cross multiply
    35,906.98x = 53,864.16 × 13,739
  4. Step 4: Simplify right side
    35,906.98x = 740,039,694.24
  5. Step 5: Solve for x
    x = 740,039,694.24/35,906.98
  6. Step 6: Final answer
    x = 20,609.91

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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.