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Finding the Fourth Proportional to 35,573.67, 53,349.05 and 19,786.23

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Solution

The fourth proportional to 35,573.67, 53,349.05 and 19,786.23 is: 29,672.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,573.67 : 53,349.05 = 19,786.23 : x
  2. Step 2: Convert to fraction form
    35,573.67/53,349.05 = 19,786.23/x
  3. Step 3: Cross multiply
    35,573.67x = 53,349.05 × 19,786.23
  4. Step 4: Simplify right side
    35,573.67x = 1,055,576,474.65
  5. Step 5: Solve for x
    x = 1,055,576,474.65/35,573.67
  6. Step 6: Final answer
    x = 29,672.97

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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.