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Finding the Fourth Proportional to 22,337.64, 30,826.53 and 12,266.73

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Solution

The fourth proportional to 22,337.64, 30,826.53 and 12,266.73 is: 16,928.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.64 : 30,826.53 = 12,266.73 : x
  2. Step 2: Convert to fraction form
    22,337.64/30,826.53 = 12,266.73/x
  3. Step 3: Cross multiply
    22,337.64x = 30,826.53 × 12,266.73
  4. Step 4: Simplify right side
    22,337.64x = 378,140,720.35
  5. Step 5: Solve for x
    x = 378,140,720.35/22,337.64
  6. Step 6: Final answer
    x = 16,928.41

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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.