Home / 16,089.20-24,144.60-7,319.60

Finding the Fourth Proportional to 16,089.20, 24,144.60 and 7,319.60

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Solution

The fourth proportional to 16,089.20, 24,144.60 and 7,319.60 is: 10,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,089.20 : 24,144.60 = 7,319.60 : x
  2. Step 2: Convert to fraction form
    16,089.20/24,144.60 = 7,319.60/x
  3. Step 3: Cross multiply
    16,089.20x = 24,144.60 × 7,319.60
  4. Step 4: Simplify right side
    16,089.20x = 176,728,814.16
  5. Step 5: Solve for x
    x = 176,728,814.16/16,089.20
  6. Step 6: Final answer
    x = 10,984.31

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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.