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Finding the Fourth Proportional to 35,674.71, 49,231.05 and 19,759.14

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Solution

The fourth proportional to 35,674.71, 49,231.05 and 19,759.14 is: 27,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,674.71 : 49,231.05 = 19,759.14 : x
  2. Step 2: Convert to fraction form
    35,674.71/49,231.05 = 19,759.14/x
  3. Step 3: Cross multiply
    35,674.71x = 49,231.05 × 19,759.14
  4. Step 4: Simplify right side
    35,674.71x = 972,763,209.30
  5. Step 5: Solve for x
    x = 972,763,209.30/35,674.71
  6. Step 6: Final answer
    x = 27,267.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.