Home / 15,490.92-23,234.39-4,960.05

Finding the Fourth Proportional to 15,490.92, 23,234.39 and 4,960.05

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Solution

The fourth proportional to 15,490.92, 23,234.39 and 4,960.05 is: 7,439.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.92 : 23,234.39 = 4,960.05 : x
  2. Step 2: Convert to fraction form
    15,490.92/23,234.39 = 4,960.05/x
  3. Step 3: Cross multiply
    15,490.92x = 23,234.39 × 4,960.05
  4. Step 4: Simplify right side
    15,490.92x = 115,243,711.32
  5. Step 5: Solve for x
    x = 115,243,711.32/15,490.92
  6. Step 6: Final answer
    x = 7,439.44

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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.