Home / 51,788.43-71,427.54-33,645.00

Finding the Fourth Proportional to 51,788.43, 71,427.54 and 33,645.00

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Solution

The fourth proportional to 51,788.43, 71,427.54 and 33,645.00 is: 46,403.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,788.43 : 71,427.54 = 33,645.00 : x
  2. Step 2: Convert to fraction form
    51,788.43/71,427.54 = 33,645.00/x
  3. Step 3: Cross multiply
    51,788.43x = 71,427.54 × 33,645.00
  4. Step 4: Simplify right side
    51,788.43x = 2,403,179,315.45
  5. Step 5: Solve for x
    x = 2,403,179,315.45/51,788.43
  6. Step 6: Final answer
    x = 46,403.79

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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.