Home / 16,919.40-25,363.62-6,523.32

Finding the Fourth Proportional to 16,919.40, 25,363.62 and 6,523.32

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Solution

The fourth proportional to 16,919.40, 25,363.62 and 6,523.32 is: 9,779.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.40 : 25,363.62 = 6,523.32 : x
  2. Step 2: Convert to fraction form
    16,919.40/25,363.62 = 6,523.32/x
  3. Step 3: Cross multiply
    16,919.40x = 25,363.62 × 6,523.32
  4. Step 4: Simplify right side
    16,919.40x = 165,455,009.62
  5. Step 5: Solve for x
    x = 165,455,009.62/16,919.40
  6. Step 6: Final answer
    x = 9,779.01

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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.