Home / 16,772.04-25,145.64-8,445.96

Finding the Fourth Proportional to 16,772.04, 25,145.64 and 8,445.96

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Solution

The fourth proportional to 16,772.04, 25,145.64 and 8,445.96 is: 12,662.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772.04 : 25,145.64 = 8,445.96 : x
  2. Step 2: Convert to fraction form
    16,772.04/25,145.64 = 8,445.96/x
  3. Step 3: Cross multiply
    16,772.04x = 25,145.64 × 8,445.96
  4. Step 4: Simplify right side
    16,772.04x = 212,379,069.61
  5. Step 5: Solve for x
    x = 212,379,069.61/16,772.04
  6. Step 6: Final answer
    x = 12,662.69

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1.5x scale

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.