Home / 16,530.20-24,762.90-9,936.80

Finding the Fourth Proportional to 16,530.20, 24,762.90 and 9,936.80

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Solution

The fourth proportional to 16,530.20, 24,762.90 and 9,936.80 is: 14,885.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,530.20 : 24,762.90 = 9,936.80 : x
  2. Step 2: Convert to fraction form
    16,530.20/24,762.90 = 9,936.80/x
  3. Step 3: Cross multiply
    16,530.20x = 24,762.90 × 9,936.80
  4. Step 4: Simplify right side
    16,530.20x = 246,063,984.72
  5. Step 5: Solve for x
    x = 246,063,984.72/16,530.20
  6. Step 6: Final answer
    x = 14,885.72

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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.