Home / 25,455.03-38,193.90-9,873.87

Finding the Fourth Proportional to 25,455.03, 38,193.90 and 9,873.87

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Solution

The fourth proportional to 25,455.03, 38,193.90 and 9,873.87 is: 14,815.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,455.03 : 38,193.90 = 9,873.87 : x
  2. Step 2: Convert to fraction form
    25,455.03/38,193.90 = 9,873.87/x
  3. Step 3: Cross multiply
    25,455.03x = 38,193.90 × 9,873.87
  4. Step 4: Simplify right side
    25,455.03x = 377,121,603.39
  5. Step 5: Solve for x
    x = 377,121,603.39/25,455.03
  6. Step 6: Final answer
    x = 14,815.21

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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.