Home / 21,748.01-32,621.54-6,956.88

Finding the Fourth Proportional to 21,748.01, 32,621.54 and 6,956.88

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Solution

The fourth proportional to 21,748.01, 32,621.54 and 6,956.88 is: 10,435.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,748.01 : 32,621.54 = 6,956.88 : x
  2. Step 2: Convert to fraction form
    21,748.01/32,621.54 = 6,956.88/x
  3. Step 3: Cross multiply
    21,748.01x = 32,621.54 × 6,956.88
  4. Step 4: Simplify right side
    21,748.01x = 226,944,121.80
  5. Step 5: Solve for x
    x = 226,944,121.80/21,748.01
  6. Step 6: Final answer
    x = 10,435.17

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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.