Home / 16,876.28-25,317.99-5,779.98

Finding the Fourth Proportional to 16,876.28, 25,317.99 and 5,779.98

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Solution

The fourth proportional to 16,876.28, 25,317.99 and 5,779.98 is: 8,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.28 : 25,317.99 = 5,779.98 : x
  2. Step 2: Convert to fraction form
    16,876.28/25,317.99 = 5,779.98/x
  3. Step 3: Cross multiply
    16,876.28x = 25,317.99 × 5,779.98
  4. Step 4: Simplify right side
    16,876.28x = 146,337,475.84
  5. Step 5: Solve for x
    x = 146,337,475.84/16,876.28
  6. Step 6: Final answer
    x = 8,671.19

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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.