Home / 15,626.93-23,439.58-3,940.25

Finding the Fourth Proportional to 15,626.93, 23,439.58 and 3,940.25

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Solution

The fourth proportional to 15,626.93, 23,439.58 and 3,940.25 is: 5,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.93 : 23,439.58 = 3,940.25 : x
  2. Step 2: Convert to fraction form
    15,626.93/23,439.58 = 3,940.25/x
  3. Step 3: Cross multiply
    15,626.93x = 23,439.58 × 3,940.25
  4. Step 4: Simplify right side
    15,626.93x = 92,357,678.05
  5. Step 5: Solve for x
    x = 92,357,678.05/15,626.93
  6. Step 6: Final answer
    x = 5,910.16

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Half scale
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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.