Home / 19,956.86-29,938.37-6,806.16

Finding the Fourth Proportional to 19,956.86, 29,938.37 and 6,806.16

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Solution

The fourth proportional to 19,956.86, 29,938.37 and 6,806.16 is: 10,210.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956.86 : 29,938.37 = 6,806.16 : x
  2. Step 2: Convert to fraction form
    19,956.86/29,938.37 = 6,806.16/x
  3. Step 3: Cross multiply
    19,956.86x = 29,938.37 × 6,806.16
  4. Step 4: Simplify right side
    19,956.86x = 203,765,336.36
  5. Step 5: Solve for x
    x = 203,765,336.36/19,956.86
  6. Step 6: Final answer
    x = 10,210.29

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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.