Home / 25,594.44-38,367-13,120.32

Finding the Fourth Proportional to 25,594.44, 38,367 and 13,120.32

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Solution

The fourth proportional to 25,594.44, 38,367 and 13,120.32 is: 19,667.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,594.44 : 38,367 = 13,120.32 : x
  2. Step 2: Convert to fraction form
    25,594.44/38,367 = 13,120.32/x
  3. Step 3: Cross multiply
    25,594.44x = 38,367 × 13,120.32
  4. Step 4: Simplify right side
    25,594.44x = 503,387,317.44
  5. Step 5: Solve for x
    x = 503,387,317.44/25,594.44
  6. Step 6: Final answer
    x = 19,667.84

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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.