Home / 16,824.45-23,217.44-9,271.48

Finding the Fourth Proportional to 16,824.45, 23,217.44 and 9,271.48

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Solution

The fourth proportional to 16,824.45, 23,217.44 and 9,271.48 is: 12,794.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.45 : 23,217.44 = 9,271.48 : x
  2. Step 2: Convert to fraction form
    16,824.45/23,217.44 = 9,271.48/x
  3. Step 3: Cross multiply
    16,824.45x = 23,217.44 × 9,271.48
  4. Step 4: Simplify right side
    16,824.45x = 215,259,926.21
  5. Step 5: Solve for x
    x = 215,259,926.21/16,824.45
  6. Step 6: Final answer
    x = 12,794.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.