Home / 21,542.55-32,297.94-15,528.99

Finding the Fourth Proportional to 21,542.55, 32,297.94 and 15,528.99

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Solution

The fourth proportional to 21,542.55, 32,297.94 and 15,528.99 is: 23,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,542.55 : 32,297.94 = 15,528.99 : x
  2. Step 2: Convert to fraction form
    21,542.55/32,297.94 = 15,528.99/x
  3. Step 3: Cross multiply
    21,542.55x = 32,297.94 × 15,528.99
  4. Step 4: Simplify right side
    21,542.55x = 501,554,387.28
  5. Step 5: Solve for x
    x = 501,554,387.28/21,542.55
  6. Step 6: Final answer
    x = 23,282.03

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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.