Home / 12,637.14-18,952.47-3,750.39

Finding the Fourth Proportional to 12,637.14, 18,952.47 and 3,750.39

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Solution

The fourth proportional to 12,637.14, 18,952.47 and 3,750.39 is: 5,624.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,637.14 : 18,952.47 = 3,750.39 : x
  2. Step 2: Convert to fraction form
    12,637.14/18,952.47 = 3,750.39/x
  3. Step 3: Cross multiply
    12,637.14x = 18,952.47 × 3,750.39
  4. Step 4: Simplify right side
    12,637.14x = 71,079,153.96
  5. Step 5: Solve for x
    x = 71,079,153.96/12,637.14
  6. Step 6: Final answer
    x = 5,624.62

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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.