Home / 27,862.04-38,449.69-15,932.36

Finding the Fourth Proportional to 27,862.04, 38,449.69 and 15,932.36

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Solution

The fourth proportional to 27,862.04, 38,449.69 and 15,932.36 is: 21,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,862.04 : 38,449.69 = 15,932.36 : x
  2. Step 2: Convert to fraction form
    27,862.04/38,449.69 = 15,932.36/x
  3. Step 3: Cross multiply
    27,862.04x = 38,449.69 × 15,932.36
  4. Step 4: Simplify right side
    27,862.04x = 612,594,359.26
  5. Step 5: Solve for x
    x = 612,594,359.26/27,862.04
  6. Step 6: Final answer
    x = 21,986.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.