Home / 15,885.24-23,843.38-7,570.99

Finding the Fourth Proportional to 15,885.24, 23,843.38 and 7,570.99

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Solution

The fourth proportional to 15,885.24, 23,843.38 and 7,570.99 is: 11,363.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,885.24 : 23,843.38 = 7,570.99 : x
  2. Step 2: Convert to fraction form
    15,885.24/23,843.38 = 7,570.99/x
  3. Step 3: Cross multiply
    15,885.24x = 23,843.38 × 7,570.99
  4. Step 4: Simplify right side
    15,885.24x = 180,517,991.55
  5. Step 5: Solve for x
    x = 180,517,991.55/15,885.24
  6. Step 6: Final answer
    x = 11,363.88

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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.