Home / 21,754.18-32,623.28-7,519.04

Finding the Fourth Proportional to 21,754.18, 32,623.28 and 7,519.04

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Solution

The fourth proportional to 21,754.18, 32,623.28 and 7,519.04 is: 11,275.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,754.18 : 32,623.28 = 7,519.04 : x
  2. Step 2: Convert to fraction form
    21,754.18/32,623.28 = 7,519.04/x
  3. Step 3: Cross multiply
    21,754.18x = 32,623.28 × 7,519.04
  4. Step 4: Simplify right side
    21,754.18x = 245,295,747.25
  5. Step 5: Solve for x
    x = 245,295,747.25/21,754.18
  6. Step 6: Final answer
    x = 11,275.80

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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.