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Finding the Fourth Proportional to 16,506.94, 22,775.60 and 9,337

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Solution

The fourth proportional to 16,506.94, 22,775.60 and 9,337 is: 12,882.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,506.94 : 22,775.60 = 9,337 : x
  2. Step 2: Convert to fraction form
    16,506.94/22,775.60 = 9,337/x
  3. Step 3: Cross multiply
    16,506.94x = 22,775.60 × 9,337
  4. Step 4: Simplify right side
    16,506.94x = 212,655,777.20
  5. Step 5: Solve for x
    x = 212,655,777.20/16,506.94
  6. Step 6: Final answer
    x = 12,882.81

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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.