Home / 16,730.40-25,098.84-8,403.60

Finding the Fourth Proportional to 16,730.40, 25,098.84 and 8,403.60

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Solution

The fourth proportional to 16,730.40, 25,098.84 and 8,403.60 is: 12,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.40 : 25,098.84 = 8,403.60 : x
  2. Step 2: Convert to fraction form
    16,730.40/25,098.84 = 8,403.60/x
  3. Step 3: Cross multiply
    16,730.40x = 25,098.84 × 8,403.60
  4. Step 4: Simplify right side
    16,730.40x = 210,920,611.82
  5. Step 5: Solve for x
    x = 210,920,611.82/16,730.40
  6. Step 6: Final answer
    x = 12,607.03

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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.