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Finding the Fourth Proportional to 29,809.49, 44,714.14 and 7,622.87

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Solution

The fourth proportional to 29,809.49, 44,714.14 and 7,622.87 is: 11,434.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,809.49 : 44,714.14 = 7,622.87 : x
  2. Step 2: Convert to fraction form
    29,809.49/44,714.14 = 7,622.87/x
  3. Step 3: Cross multiply
    29,809.49x = 44,714.14 × 7,622.87
  4. Step 4: Simplify right side
    29,809.49x = 340,850,076.38
  5. Step 5: Solve for x
    x = 340,850,076.38/29,809.49
  6. Step 6: Final answer
    x = 11,434.28

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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.