Home / 25,372.61-38,033.81-12,022.15

Finding the Fourth Proportional to 25,372.61, 38,033.81 and 12,022.15

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Solution

The fourth proportional to 25,372.61, 38,033.81 and 12,022.15 is: 18,021.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,372.61 : 38,033.81 = 12,022.15 : x
  2. Step 2: Convert to fraction form
    25,372.61/38,033.81 = 12,022.15/x
  3. Step 3: Cross multiply
    25,372.61x = 38,033.81 × 12,022.15
  4. Step 4: Simplify right side
    25,372.61x = 457,248,246.49
  5. Step 5: Solve for x
    x = 457,248,246.49/25,372.61
  6. Step 6: Final answer
    x = 18,021.33

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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.