Home / 25,188.16-37,743.97-12,022.42

Finding the Fourth Proportional to 25,188.16, 37,743.97 and 12,022.42

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Solution

The fourth proportional to 25,188.16, 37,743.97 and 12,022.42 is: 18,015.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,188.16 : 37,743.97 = 12,022.42 : x
  2. Step 2: Convert to fraction form
    25,188.16/37,743.97 = 12,022.42/x
  3. Step 3: Cross multiply
    25,188.16x = 37,743.97 × 12,022.42
  4. Step 4: Simplify right side
    25,188.16x = 453,773,859.81
  5. Step 5: Solve for x
    x = 453,773,859.81/25,188.16
  6. Step 6: Final answer
    x = 18,015.36

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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.