Home / 51,837.52-77,759.80-17,629.36

Finding the Fourth Proportional to 51,837.52, 77,759.80 and 17,629.36

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Solution

The fourth proportional to 51,837.52, 77,759.80 and 17,629.36 is: 26,445.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,837.52 : 77,759.80 = 17,629.36 : x
  2. Step 2: Convert to fraction form
    51,837.52/77,759.80 = 17,629.36/x
  3. Step 3: Cross multiply
    51,837.52x = 77,759.80 × 17,629.36
  4. Step 4: Simplify right side
    51,837.52x = 1,370,855,507.73
  5. Step 5: Solve for x
    x = 1,370,855,507.73/51,837.52
  6. Step 6: Final answer
    x = 26,445.24

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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.