Home / 25,792.11-38,723.81-13,322.43

Finding the Fourth Proportional to 25,792.11, 38,723.81 and 13,322.43

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Solution

The fourth proportional to 25,792.11, 38,723.81 and 13,322.43 is: 20,002.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,792.11 : 38,723.81 = 13,322.43 : x
  2. Step 2: Convert to fraction form
    25,792.11/38,723.81 = 13,322.43/x
  3. Step 3: Cross multiply
    25,792.11x = 38,723.81 × 13,322.43
  4. Step 4: Simplify right side
    25,792.11x = 515,895,181.45
  5. Step 5: Solve for x
    x = 515,895,181.45/25,792.11
  6. Step 6: Final answer
    x = 20,002.05

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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.