Home / 16,774.20-25,145.30-6,241.40

Finding the Fourth Proportional to 16,774.20, 25,145.30 and 6,241.40

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Solution

The fourth proportional to 16,774.20, 25,145.30 and 6,241.40 is: 9,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,774.20 : 25,145.30 = 6,241.40 : x
  2. Step 2: Convert to fraction form
    16,774.20/25,145.30 = 6,241.40/x
  3. Step 3: Cross multiply
    16,774.20x = 25,145.30 × 6,241.40
  4. Step 4: Simplify right side
    16,774.20x = 156,941,875.42
  5. Step 5: Solve for x
    x = 156,941,875.42/16,774.20
  6. Step 6: Final answer
    x = 9,356.15

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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.