Home / 19,415.04-29,122.59-5,906.33

Finding the Fourth Proportional to 19,415.04, 29,122.59 and 5,906.33

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Solution

The fourth proportional to 19,415.04, 29,122.59 and 5,906.33 is: 8,859.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,415.04 : 29,122.59 = 5,906.33 : x
  2. Step 2: Convert to fraction form
    19,415.04/29,122.59 = 5,906.33/x
  3. Step 3: Cross multiply
    19,415.04x = 29,122.59 × 5,906.33
  4. Step 4: Simplify right side
    19,415.04x = 172,007,626.99
  5. Step 5: Solve for x
    x = 172,007,626.99/19,415.04
  6. Step 6: Final answer
    x = 8,859.50

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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.