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Finding the Fourth Proportional to 25,361.10, 34,998 and 14,029.71

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Solution

The fourth proportional to 25,361.10, 34,998 and 14,029.71 is: 19,360.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,361.10 : 34,998 = 14,029.71 : x
  2. Step 2: Convert to fraction form
    25,361.10/34,998 = 14,029.71/x
  3. Step 3: Cross multiply
    25,361.10x = 34,998 × 14,029.71
  4. Step 4: Simplify right side
    25,361.10x = 491,011,790.58
  5. Step 5: Solve for x
    x = 491,011,790.58/25,361.10
  6. Step 6: Final answer
    x = 19,360.82

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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.