Home / 11,269.20-16,823.46-9,608.40

Finding the Fourth Proportional to 11,269.20, 16,823.46 and 9,608.40

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Solution

The fourth proportional to 11,269.20, 16,823.46 and 9,608.40 is: 14,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.20 : 16,823.46 = 9,608.40 : x
  2. Step 2: Convert to fraction form
    11,269.20/16,823.46 = 9,608.40/x
  3. Step 3: Cross multiply
    11,269.20x = 16,823.46 × 9,608.40
  4. Step 4: Simplify right side
    11,269.20x = 161,646,533.06
  5. Step 5: Solve for x
    x = 161,646,533.06/11,269.20
  6. Step 6: Final answer
    x = 14,344.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.