Home / 25,103.28-34,642.35-13,772.46

Finding the Fourth Proportional to 25,103.28, 34,642.35 and 13,772.46

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Solution

The fourth proportional to 25,103.28, 34,642.35 and 13,772.46 is: 19,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,103.28 : 34,642.35 = 13,772.46 : x
  2. Step 2: Convert to fraction form
    25,103.28/34,642.35 = 13,772.46/x
  3. Step 3: Cross multiply
    25,103.28x = 34,642.35 × 13,772.46
  4. Step 4: Simplify right side
    25,103.28x = 477,110,379.68
  5. Step 5: Solve for x
    x = 477,110,379.68/25,103.28
  6. Step 6: Final answer
    x = 19,005.90

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