Home / 12,425.04-18,634.41-5,027.31

Finding the Fourth Proportional to 12,425.04, 18,634.41 and 5,027.31

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Solution

The fourth proportional to 12,425.04, 18,634.41 and 5,027.31 is: 7,539.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425.04 : 18,634.41 = 5,027.31 : x
  2. Step 2: Convert to fraction form
    12,425.04/18,634.41 = 5,027.31/x
  3. Step 3: Cross multiply
    12,425.04x = 18,634.41 × 5,027.31
  4. Step 4: Simplify right side
    12,425.04x = 93,680,955.74
  5. Step 5: Solve for x
    x = 93,680,955.74/12,425.04
  6. Step 6: Final answer
    x = 7,539.69

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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.