Home / 34,508.25-47,601.89-21,739.51

Finding the Fourth Proportional to 34,508.25, 47,601.89 and 21,739.51

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Solution

The fourth proportional to 34,508.25, 47,601.89 and 21,739.51 is: 29,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,508.25 : 47,601.89 = 21,739.51 : x
  2. Step 2: Convert to fraction form
    34,508.25/47,601.89 = 21,739.51/x
  3. Step 3: Cross multiply
    34,508.25x = 47,601.89 × 21,739.51
  4. Step 4: Simplify right side
    34,508.25x = 1,034,841,796.00
  5. Step 5: Solve for x
    x = 1,034,841,796.00/34,508.25
  6. Step 6: Final answer
    x = 29,988.24

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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.