Home / 35,455.09-53,188.96-11,764.06

Finding the Fourth Proportional to 35,455.09, 53,188.96 and 11,764.06

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Solution

The fourth proportional to 35,455.09, 53,188.96 and 11,764.06 is: 17,648.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.09 : 53,188.96 = 11,764.06 : x
  2. Step 2: Convert to fraction form
    35,455.09/53,188.96 = 11,764.06/x
  3. Step 3: Cross multiply
    35,455.09x = 53,188.96 × 11,764.06
  4. Step 4: Simplify right side
    35,455.09x = 625,717,976.45
  5. Step 5: Solve for x
    x = 625,717,976.45/35,455.09
  6. Step 6: Final answer
    x = 17,648.18

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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.