Home / 21,392.24-32,091.53-7,355.88

Finding the Fourth Proportional to 21,392.24, 32,091.53 and 7,355.88

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Solution

The fourth proportional to 21,392.24, 32,091.53 and 7,355.88 is: 11,034.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,392.24 : 32,091.53 = 7,355.88 : x
  2. Step 2: Convert to fraction form
    21,392.24/32,091.53 = 7,355.88/x
  3. Step 3: Cross multiply
    21,392.24x = 32,091.53 × 7,355.88
  4. Step 4: Simplify right side
    21,392.24x = 236,061,406.92
  5. Step 5: Solve for x
    x = 236,061,406.92/21,392.24
  6. Step 6: Final answer
    x = 11,034.91

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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.