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Finding the Fourth Proportional to 44,429, 66,388.82 and 33,840.20

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Solution

The fourth proportional to 44,429, 66,388.82 and 33,840.20 is: 50,566.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,429 : 66,388.82 = 33,840.20 : x
  2. Step 2: Convert to fraction form
    44,429/66,388.82 = 33,840.20/x
  3. Step 3: Cross multiply
    44,429x = 66,388.82 × 33,840.20
  4. Step 4: Simplify right side
    44,429x = 2,246,610,946.56
  5. Step 5: Solve for x
    x = 2,246,610,946.56/44,429
  6. Step 6: Final answer
    x = 50,566.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.