Home / 21,626.40-32,428.04-11,092.12

Finding the Fourth Proportional to 21,626.40, 32,428.04 and 11,092.12

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Solution

The fourth proportional to 21,626.40, 32,428.04 and 11,092.12 is: 16,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626.40 : 32,428.04 = 11,092.12 : x
  2. Step 2: Convert to fraction form
    21,626.40/32,428.04 = 11,092.12/x
  3. Step 3: Cross multiply
    21,626.40x = 32,428.04 × 11,092.12
  4. Step 4: Simplify right side
    21,626.40x = 359,695,655.58
  5. Step 5: Solve for x
    x = 359,695,655.58/21,626.40
  6. Step 6: Final answer
    x = 16,632.25

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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.