Home / 21,806.19-32,714.55-7,016.49

Finding the Fourth Proportional to 21,806.19, 32,714.55 and 7,016.49

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Solution

The fourth proportional to 21,806.19, 32,714.55 and 7,016.49 is: 10,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806.19 : 32,714.55 = 7,016.49 : x
  2. Step 2: Convert to fraction form
    21,806.19/32,714.55 = 7,016.49/x
  3. Step 3: Cross multiply
    21,806.19x = 32,714.55 × 7,016.49
  4. Step 4: Simplify right side
    21,806.19x = 229,541,312.93
  5. Step 5: Solve for x
    x = 229,541,312.93/21,806.19
  6. Step 6: Final answer
    x = 10,526.43

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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.