Home / 21,618.24-32,427.36-16,695.06

Finding the Fourth Proportional to 21,618.24, 32,427.36 and 16,695.06

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Solution

The fourth proportional to 21,618.24, 32,427.36 and 16,695.06 is: 25,042.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,618.24 : 32,427.36 = 16,695.06 : x
  2. Step 2: Convert to fraction form
    21,618.24/32,427.36 = 16,695.06/x
  3. Step 3: Cross multiply
    21,618.24x = 32,427.36 × 16,695.06
  4. Step 4: Simplify right side
    21,618.24x = 541,376,720.84
  5. Step 5: Solve for x
    x = 541,376,720.84/21,618.24
  6. Step 6: Final answer
    x = 25,042.59

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1.5x scale

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.