Home / 21,956.66-32,911.41-9,482.56

Finding the Fourth Proportional to 21,956.66, 32,911.41 and 9,482.56

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Solution

The fourth proportional to 21,956.66, 32,911.41 and 9,482.56 is: 14,213.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,956.66 : 32,911.41 = 9,482.56 : x
  2. Step 2: Convert to fraction form
    21,956.66/32,911.41 = 9,482.56/x
  3. Step 3: Cross multiply
    21,956.66x = 32,911.41 × 9,482.56
  4. Step 4: Simplify right side
    21,956.66x = 312,084,475.27
  5. Step 5: Solve for x
    x = 312,084,475.27/21,956.66
  6. Step 6: Final answer
    x = 14,213.66

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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.