Home / 23,423.81-35,135.78-8,626.32

Finding the Fourth Proportional to 23,423.81, 35,135.78 and 8,626.32

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Solution

The fourth proportional to 23,423.81, 35,135.78 and 8,626.32 is: 12,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.81 : 35,135.78 = 8,626.32 : x
  2. Step 2: Convert to fraction form
    23,423.81/35,135.78 = 8,626.32/x
  3. Step 3: Cross multiply
    23,423.81x = 35,135.78 × 8,626.32
  4. Step 4: Simplify right side
    23,423.81x = 303,092,438.60
  5. Step 5: Solve for x
    x = 303,092,438.60/23,423.81
  6. Step 6: Final answer
    x = 12,939.50

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Double scale
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Similar ratio
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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.