Home / 16,116.60-24,174.90-4,429.80

Finding the Fourth Proportional to 16,116.60, 24,174.90 and 4,429.80

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Solution

The fourth proportional to 16,116.60, 24,174.90 and 4,429.80 is: 6,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.60 : 24,174.90 = 4,429.80 : x
  2. Step 2: Convert to fraction form
    16,116.60/24,174.90 = 4,429.80/x
  3. Step 3: Cross multiply
    16,116.60x = 24,174.90 × 4,429.80
  4. Step 4: Simplify right side
    16,116.60x = 107,089,972.02
  5. Step 5: Solve for x
    x = 107,089,972.02/16,116.60
  6. Step 6: Final answer
    x = 6,644.70

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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.