Home / 27,418.44-37,835.63-15,932.32

Finding the Fourth Proportional to 27,418.44, 37,835.63 and 15,932.32

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Solution

The fourth proportional to 27,418.44, 37,835.63 and 15,932.32 is: 21,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,418.44 : 37,835.63 = 15,932.32 : x
  2. Step 2: Convert to fraction form
    27,418.44/37,835.63 = 15,932.32/x
  3. Step 3: Cross multiply
    27,418.44x = 37,835.63 × 15,932.32
  4. Step 4: Simplify right side
    27,418.44x = 602,809,364.56
  5. Step 5: Solve for x
    x = 602,809,364.56/27,418.44
  6. Step 6: Final answer
    x = 21,985.55

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1.5x scale

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.