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Finding the Fourth Proportional to 29,398.72, 44,106.56 and 8,622.24

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Solution

The fourth proportional to 29,398.72, 44,106.56 and 8,622.24 is: 12,935.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,398.72 : 44,106.56 = 8,622.24 : x
  2. Step 2: Convert to fraction form
    29,398.72/44,106.56 = 8,622.24/x
  3. Step 3: Cross multiply
    29,398.72x = 44,106.56 × 8,622.24
  4. Step 4: Simplify right side
    29,398.72x = 380,297,345.89
  5. Step 5: Solve for x
    x = 380,297,345.89/29,398.72
  6. Step 6: Final answer
    x = 12,935.85

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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.