Home / 16,569.60-24,832.80-7,683.90

Finding the Fourth Proportional to 16,569.60, 24,832.80 and 7,683.90

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Solution

The fourth proportional to 16,569.60, 24,832.80 and 7,683.90 is: 11,515.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,569.60 : 24,832.80 = 7,683.90 : x
  2. Step 2: Convert to fraction form
    16,569.60/24,832.80 = 7,683.90/x
  3. Step 3: Cross multiply
    16,569.60x = 24,832.80 × 7,683.90
  4. Step 4: Simplify right side
    16,569.60x = 190,812,751.92
  5. Step 5: Solve for x
    x = 190,812,751.92/16,569.60
  6. Step 6: Final answer
    x = 11,515.83

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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.