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Finding the Fourth Proportional to 35,164.71, 52,662.60 and 20,126.25

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Solution

The fourth proportional to 35,164.71, 52,662.60 and 20,126.25 is: 30,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,164.71 : 52,662.60 = 20,126.25 : x
  2. Step 2: Convert to fraction form
    35,164.71/52,662.60 = 20,126.25/x
  3. Step 3: Cross multiply
    35,164.71x = 52,662.60 × 20,126.25
  4. Step 4: Simplify right side
    35,164.71x = 1,059,900,653.25
  5. Step 5: Solve for x
    x = 1,059,900,653.25/35,164.71
  6. Step 6: Final answer
    x = 30,141.03

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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.