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Finding the Fourth Proportional to 35,308.70, 52,914.99 and 17,790.56

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Solution

The fourth proportional to 35,308.70, 52,914.99 and 17,790.56 is: 26,661.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,308.70 : 52,914.99 = 17,790.56 : x
  2. Step 2: Convert to fraction form
    35,308.70/52,914.99 = 17,790.56/x
  3. Step 3: Cross multiply
    35,308.70x = 52,914.99 × 17,790.56
  4. Step 4: Simplify right side
    35,308.70x = 941,387,304.49
  5. Step 5: Solve for x
    x = 941,387,304.49/35,308.70
  6. Step 6: Final answer
    x = 26,661.62

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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.