Home / 19,388.27-29,088.24-6,906.66

Finding the Fourth Proportional to 19,388.27, 29,088.24 and 6,906.66

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Solution

The fourth proportional to 19,388.27, 29,088.24 and 6,906.66 is: 10,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,388.27 : 29,088.24 = 6,906.66 : x
  2. Step 2: Convert to fraction form
    19,388.27/29,088.24 = 6,906.66/x
  3. Step 3: Cross multiply
    19,388.27x = 29,088.24 × 6,906.66
  4. Step 4: Simplify right side
    19,388.27x = 200,902,656.40
  5. Step 5: Solve for x
    x = 200,902,656.40/19,388.27
  6. Step 6: Final answer
    x = 10,362.07

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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.