Home / 35,713.31-53,567.82-15,986.57

Finding the Fourth Proportional to 35,713.31, 53,567.82 and 15,986.57

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Solution

The fourth proportional to 35,713.31, 53,567.82 and 15,986.57 is: 23,978.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,713.31 : 53,567.82 = 15,986.57 : x
  2. Step 2: Convert to fraction form
    35,713.31/53,567.82 = 15,986.57/x
  3. Step 3: Cross multiply
    35,713.31x = 53,567.82 × 15,986.57
  4. Step 4: Simplify right side
    35,713.31x = 856,365,436.34
  5. Step 5: Solve for x
    x = 856,365,436.34/35,713.31
  6. Step 6: Final answer
    x = 23,978.89

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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.