Home / 51,789.68-71,429.27-33,646.25

Finding the Fourth Proportional to 51,789.68, 71,429.27 and 33,646.25

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Solution

The fourth proportional to 51,789.68, 71,429.27 and 33,646.25 is: 46,405.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,789.68 : 71,429.27 = 33,646.25 : x
  2. Step 2: Convert to fraction form
    51,789.68/71,429.27 = 33,646.25/x
  3. Step 3: Cross multiply
    51,789.68x = 71,429.27 × 33,646.25
  4. Step 4: Simplify right side
    51,789.68x = 2,403,326,907.51
  5. Step 5: Solve for x
    x = 2,403,326,907.51/51,789.68
  6. Step 6: Final answer
    x = 46,405.52

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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.