Home / 25,661.11-35,410.31-14,329.72

Finding the Fourth Proportional to 25,661.11, 35,410.31 and 14,329.72

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Solution

The fourth proportional to 25,661.11, 35,410.31 and 14,329.72 is: 19,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,661.11 : 35,410.31 = 14,329.72 : x
  2. Step 2: Convert to fraction form
    25,661.11/35,410.31 = 14,329.72/x
  3. Step 3: Cross multiply
    25,661.11x = 35,410.31 × 14,329.72
  4. Step 4: Simplify right side
    25,661.11x = 507,419,578.71
  5. Step 5: Solve for x
    x = 507,419,578.71/25,661.11
  6. Step 6: Final answer
    x = 19,773.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.