Home / 21,549.24-32,327.10-7,695

Finding the Fourth Proportional to 21,549.24, 32,327.10 and 7,695

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Solution

The fourth proportional to 21,549.24, 32,327.10 and 7,695 is: 11,543.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,549.24 : 32,327.10 = 7,695 : x
  2. Step 2: Convert to fraction form
    21,549.24/32,327.10 = 7,695/x
  3. Step 3: Cross multiply
    21,549.24x = 32,327.10 × 7,695
  4. Step 4: Simplify right side
    21,549.24x = 248,757,034.50
  5. Step 5: Solve for x
    x = 248,757,034.50/21,549.24
  6. Step 6: Final answer
    x = 11,543.66

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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.